{"title":"Headphone Amplifiers","description":"\u003cp\u003e\u003cstrong\u003eDesktop and portable headphone amplifiers that give your headphones more power, control and detail than a phone or laptop output.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChoose a compact desktop amp such as the FiiO GIGAS 1 for your desk, or a portable amp such as the Astell\u0026amp;Kern PA10 to pair with a hi-res player. Pair them with our \u003ca href=\"\/collections\/headphones\"\u003eheadphones\u003c\/a\u003e, \u003ca href=\"\/collections\/hi-res-players\"\u003ehi-res players\u003c\/a\u003e and \u003ca href=\"\/collections\/dacs-streamers\"\u003eDACs and streamers\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"astell-kern-ak-pa10-amp-portable-class-a-amplifier-for-a-k-hi-res-audio-players","title":"Astell\u0026Kern AK PA10 Amp Portable Class A Amplifier for A\u0026K Hi Res Audio Players","description":"\u003cp\u003e\u003cstrong\u003eThe Astell\u0026amp;Kern AK PA10 is a portable Class-A headphone amplifier featuring 4.4mm true balanced and 3.5mm unbalanced inputs and outputs, three-step Class-A current control, and up to 6.2Vrms balanced output. It is the first portable Class-A amplifier from Astell\u0026amp;Kern, built around their proprietary TERATON ALPHA technology.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAmplifier: Class-A with three-step current control (High \/ Mid \/ Low)\u003c\/li\u003e\n\u003cli\u003eInputs and outputs: 3.5mm unbalanced, 4.4mm true balanced\u003c\/li\u003e\n\u003cli\u003eOutput level (high gain): 3.1Vrms unbalanced, 6.2Vrms balanced (no load)\u003c\/li\u003e\n\u003cli\u003eOutput level (low gain): 2.1Vrms unbalanced, 4.2Vrms balanced (no load)\u003c\/li\u003e\n\u003cli\u003eGain: high \/ low, plus hardware crossfeed\u003c\/li\u003e\n\u003cli\u003eRecommended headphone impedance: 16–300 ohms\u003c\/li\u003e\n\u003cli\u003eBattery: 4,200mAh, approximately 12 hours playback\u003c\/li\u003e\n\u003cli\u003eCharging: USB-C, approximately 3 hours with fast charging\u003c\/li\u003e\n\u003cli\u003eWeight: approximately 325g\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePortable Class-A Amplifier AK PA10\u003c\/h2\u003e\n\u003cp\u003eThe AK PA10 is Astell\u0026amp;Kern's first portable Class-A amplifier, combining Class-A AMP circuit design with their proprietary TERATON ALPHA technology to deliver natural, spacious analogue sound from digital audio players and other source devices.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClass-A AMP with current control (High \/ Mid \/ Low)\u003c\/li\u003e\n\u003cli\u003eGain control (High Gain \/ Low Gain)\u003c\/li\u003e\n\u003cli\u003e4.4mm true balanced input\/output\u003c\/li\u003e\n\u003cli\u003e3.5mm unbalanced input\/output\u003c\/li\u003e\n\u003cli\u003eHardware crossfeed\u003c\/li\u003e\n\u003cli\u003eUp to 12 hours playback\u003c\/li\u003e\n\u003cli\u003ePower and battery indicator\u003c\/li\u003e\n\u003cli\u003eUSB-C charging\u003c\/li\u003e\n\u003cli\u003eAstell\u0026amp;Kern SLOPE design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eDistortion-free Analogue Sound of Class-A AMP\u003c\/h2\u003e\n\u003cp\u003eClass-A amplifiers amplify signals without clipping or crossover distortion, producing soft, warm, and natural sound. They are widely regarded as the preferred amplification method for critical listening, but their high power consumption has traditionally made them impractical in portable devices.\u003c\/p\u003e\n\u003cp\u003eThe AK PA10 uses a unique Astell\u0026amp;Kern circuit design that reduces power consumption and increases output while minimising noise, making true Class-A amplification viable in a portable form factor.\u003c\/p\u003e\n\n\u003ch2\u003eClass-A Current Control – Intense and Spatial Sound\u003c\/h2\u003e\n\u003cp\u003eThe AK PA10 offers three-step Class-A current control to suit different headphones and IEMs, allowing you to tailor the intensity and character of the sound to your transducers. Controlling the current value also manages power consumption — the key reason Class-A amplification has historically been avoided in portable devices.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* [Low] Default \/ [Mid] +50mA \/ [High] +100mA\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eVivid Sound Output of Gain Control\u003c\/h2\u003e\n\u003cp\u003eThe AK PA10 supports two gain levels to suit a wide range of headphones and IEMs. At high gain with balanced input, output reaches 6.2Vrms, ensuring sufficient drive for demanding transducers.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* [Low Gain] Unbalanced 2.1Vrms \/ Balanced 4.2Vrms (Condition No Load)\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* [High Gain] Unbalanced 3.1Vrms \/ Balanced 6.2Vrms (Condition No Load)\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003e4.4mm In\/Out True Balanced Circuit Design\u003c\/h2\u003e\n\u003cp\u003eMany portable headphone amplifiers convert 3.5mm unbalanced signals to 4.4mm balanced, or omit 4.4mm balanced support entirely — both approaches degrade signal integrity. The AK PA10 supports a true 4.4mm balanced input and output, preserving the full balanced signal path from source to headphone. 3.5mm unbalanced input and output are also supported for broader device compatibility.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* Output is available for the same size as the input terminal. Ports cannot be mixed (e.g. 3.5→4.4 \/ 4.4→3.5).\u003c\/em\u003e\u003c\/p\u003e","brand":"Astell\u0026Kern","offers":[{"title":"Default Title","offer_id":45714251645194,"sku":"90125","price":549.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/astell-kern-headphone-amplifier-astell-kern-ak-pa10-amp-portable-class-a-amplifier-for-a-k-hi-res-audio-players-47168644317450.jpg?v=1748430179"},{"product_id":"fiio-gigas-1-compact-desktop-headphone-amplifier-green","title":"FiiO GIGAS 1 Compact Desktop Headphone Amplifier Green","description":"\u003cp\u003e\u003cstrong\u003eThe FiiO GIGAS 1 in Green is a compact Class AB desktop headphone amplifier with up to 4600mW + 4600mW balanced output, part of FiiO's GIGAS range.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis listing is the Green finish. The GIGAS 1 is also available in \u003ca href=\"\/products\/fiio-gigas-1-compact-desktop-headphone-amplifier-orange\"\u003eOrange\u003c\/a\u003e and \u003ca href=\"\/products\/fiio-gigas-1-compact-desktop-headphone-amplifier-silver\"\u003eSilver\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAmplifier: Discrete Class AB transistor current-amplification circuit\u003c\/li\u003e\n\u003cli\u003eOutput power: Up to 4600mW + 4600mW (balanced)\u003c\/li\u003e\n\u003cli\u003eOutputs: 4.4mm balanced and 3.5mm single-ended (3.5mm supports CTIA microphone passthrough)\u003c\/li\u003e\n\u003cli\u003eInputs: RCA and 3.5mm\u003c\/li\u003e\n\u003cli\u003eGain: High and low\u003c\/li\u003e\n\u003cli\u003ePower: USB-C, 5V 2A or 12V 2A PD\u003c\/li\u003e\n\u003cli\u003eSupported impedance: 8 to 350 ohms\u003c\/li\u003e\n\u003cli\u003eDimensions: 132 x 60 x 40mm (excluding feet), 210g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe GIGAS 1 is a compact, high-power desktop headphone amplifier built around a discrete Class AB transistor current-amplification circuit. It delivers up to 4600mW + 4600mW balanced output and handles everything from sensitive IEMs to demanding planar and high-impedance full-size headphones. Dual outputs, dual inputs, two gain levels, and a dual-mode power supply make it a flexible desktop audio hub.\u003c\/p\u003e\n\u003ch2\u003eClass AB Discrete Transistor | Current Amplification Headphone Amp Circuit\u003c\/h2\u003e\n\u003cp\u003eThe GIGAS 1 uses an op-amp + transistor current-amplification design built around onsemi MJE243G\/253G transistors. This delivers high-current, low-impedance output — up to 4600mW + 4600mW balanced — for a smooth, natural sound with full-size headphones and IEMs alike.\u003c\/p\u003e\n\u003ch2\u003eDual Headphone Outputs | Seamlessly Compatible\u003c\/h2\u003e\n\u003cp\u003eBoth a 3.5mm single-ended and a 4.4mm balanced headphone output are provided. The 3.5mm jack supports CTIA-compliant microphone passthrough, making it suitable for gaming voice chat, calls, and multimedia use.\u003c\/p\u003e\n\u003ch2\u003eDual Input Ports | Flexible Connectivity\u003c\/h2\u003e\n\u003cp\u003eBoth 3.5mm and RCA inputs are included, allowing connection to digital audio players, smartphones, computers, or CD players. The GIGAS 1 works equally well as a dedicated HiFi amplifier or a general desktop audio solution.\u003c\/p\u003e\n\u003ch2\u003eTwo Adjustable Gain Levels | Compatible with All Types of Headphones\u003c\/h2\u003e\n\u003cp\u003eA toggle switch selects between high and low gain. Low gain suits high-sensitivity IEMs; high gain handles low-sensitivity planar and high-impedance headphones.\u003c\/p\u003e\n\u003ch2\u003eType-C Dual-mode Power Supply | Automatic Adaptation\u003c\/h2\u003e\n\u003cp\u003eThe USB-C port accepts standard 5V power or 12V PD power, switching automatically between modes. A 5V supply is sufficient for most headphones; a 12V PD supply unlocks the amplifier's full output power, dynamics, and soundstage.\u003c\/p\u003e\n\u003ch2\u003eMinimalist Design | Effortless Control\u003c\/h2\u003e\n\u003cp\u003eThe aluminium alloy chassis is compact enough for tight desktop setups at 132 x 60 x 40mm. An oversized volume knob and mechanical toggle switches keep operation straightforward.\u003c\/p\u003e\n\u003ch2\u003eMultiple Colour Options | Elevate Your Desktop Aesthetics\u003c\/h2\u003e\n\u003cp\u003eThe anodised aluminium alloy chassis is available in multiple colours, each with a finely textured finish and a warm retro lighting effect. The GIGAS 1 suits minimalist workspaces, vintage setups, and gaming desks alike.\u003c\/p\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":53537497645322,"sku":"93687","price":49.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/gigas1green.jpg?v=1787218218"},{"product_id":"fiio-gigas-1-compact-desktop-headphone-amplifier-orange","title":"FiiO GIGAS 1 Compact Desktop Headphone Amplifier Orange","description":"\u003cp\u003e\u003cstrong\u003eThe FiiO GIGAS 1 in Orange is a compact Class AB discrete transistor desktop headphone amplifier delivering up to 4600mW + 4600mW balanced output, part of FiiO's GIGAS amplifier range.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis listing is the Orange finish. The GIGAS 1 is also available in \u003ca href=\"\/products\/fiio-gigas-1-compact-desktop-headphone-amplifier-green\"\u003eGreen\u003c\/a\u003e and \u003ca href=\"\/products\/fiio-gigas-1-compact-desktop-headphone-amplifier-silver\"\u003eSilver\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAmplifier: Discrete Class AB transistor current-amplification circuit\u003c\/li\u003e\n\u003cli\u003eOutput power: Up to 4600mW + 4600mW (balanced)\u003c\/li\u003e\n\u003cli\u003eOutputs: 4.4mm balanced and 3.5mm single-ended (3.5mm supports CTIA microphone passthrough)\u003c\/li\u003e\n\u003cli\u003eInputs: RCA and 3.5mm\u003c\/li\u003e\n\u003cli\u003eGain: High and low\u003c\/li\u003e\n\u003cli\u003ePower: USB-C, 5V 2A or 12V 2A PD\u003c\/li\u003e\n\u003cli\u003eSupported impedance: 8 to 350 ohms\u003c\/li\u003e\n\u003cli\u003eDimensions: 132 x 60 x 40mm (excluding feet), 210g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe GIGAS 1 is a compact, high-power desktop headphone amplifier built around a discrete Class AB transistor current-amplification circuit. It delivers up to 4600mW + 4600mW balanced output and handles everything from sensitive IEMs to demanding planar and high-impedance full-size headphones. Dual headphone outputs, dual inputs, switchable gain, and dual-mode USB-C power are all included as standard.\u003c\/p\u003e\n\u003ch2\u003eClass AB Discrete Transistor | Current Amplification Headphone Amp Circuit\u003c\/h2\u003e\n\u003cp\u003eThe GIGAS 1 uses an op-amp + transistor current-amplification design built around onsemi MJE243G\/253G transistors for high-current, low-impedance output. Balanced output reaches up to 4600mW + 4600mW, giving full-size headphones and IEMs plenty of headroom.\u003c\/p\u003e\n\u003ch2\u003eDual Headphone Outputs | Seamlessly Compatible\u003c\/h2\u003e\n\u003cp\u003eA 3.5mm single-ended and a 4.4mm balanced output cover a wide range of headphone connections. The 3.5mm jack supports CTIA-compliant microphone passthrough for gaming, calls, and multimedia use.\u003c\/p\u003e\n\u003ch2\u003eDual Input Ports | Flexible Connectivity\u003c\/h2\u003e\n\u003cp\u003eBoth 3.5mm and RCA inputs are included, making it easy to connect digital audio players, smartphones, computers, or CD players. If you're looking for a capable source to pair with the GIGAS 1, the \u003ca href=\"\/products\/fiio-k15-desktop-dac-and-headphone-amplifier-bluetooth-media-streamer-black\"\u003eFiiO K15 Desktop DAC and Headphone Amplifier\u003c\/a\u003e is worth considering as a desktop stack companion.\u003c\/p\u003e\n\u003ch2\u003eTwo Adjustable Gain Levels | Compatible with All Types of Headphones\u003c\/h2\u003e\n\u003cp\u003eA toggle switch selects between high and low gain. Low gain suits sensitive IEMs; high gain handles low-sensitivity planar and high-impedance headphones.\u003c\/p\u003e\n\u003ch2\u003eType-C Dual-mode Power Supply | Automatic Adaptation\u003c\/h2\u003e\n\u003cp\u003eThe USB-C port accepts both standard 5V and 12V PD power, switching automatically between modes. A 5V supply via computer or adapter is sufficient for most headphones; a 12V PD supply unlocks full output power, dynamics, and soundstage.\u003c\/p\u003e\n\u003ch2\u003eMinimalist Design | Effortless Control\u003c\/h2\u003e\n\u003cp\u003eThe aluminium alloy chassis is compact enough for tight desktop setups at 132 x 60 x 40mm. An oversized volume knob and mechanical toggle switches keep everyday operation straightforward.\u003c\/p\u003e\n\u003ch2\u003eMultiple Colour Options | Elevate Your Desktop Aesthetics\u003c\/h2\u003e\n\u003cp\u003eThe anodised aluminium alloy chassis is available in multiple colours, each with a finely textured finish and warm retro lighting. The Orange finish suits a range of desktop styles, from minimalist workspaces to gaming setups.\u003c\/p\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":53537941717258,"sku":"93688","price":49.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/gigas1orange.jpg?v=1787218666"},{"product_id":"fiio-gigas-1-compact-desktop-headphone-amplifier-black","title":"FiiO GIGAS 1 Compact Desktop Headphone Amplifier Black","description":"\u003cp\u003e\u003cstrong\u003eThe FiiO GIGAS 1 is a compact desktop headphone amplifier with a discrete Class AB transistor output stage, delivering up to 4600mW + 4600mW balanced. With 4.4mm balanced and 3.5mm outputs, RCA and 3.5mm inputs, two gain levels and USB-C power (5V or 12V PD), it drives everything from sensitive IEMs to demanding planar and high-impedance headphones. This listing is the black finish.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAmplifier: discrete Class AB, onsemi MJE243G x4 + MJE253G x4\u003c\/li\u003e\n\u003cli\u003eOutput power: up to 4600mW + 4600mW (balanced)\u003c\/li\u003e\n\u003cli\u003eOutputs: 4.4mm balanced, 3.5mm single-ended with CTIA microphone passthrough\u003c\/li\u003e\n\u003cli\u003eInputs: RCA and 3.5mm\u003c\/li\u003e\n\u003cli\u003eSupported headphone impedance: 8 to 350 ohms\u003c\/li\u003e\n\u003cli\u003eSNR: 118dB or more (A-weighted)\u003c\/li\u003e\n\u003cli\u003ePower: USB-C, 5V 2A or PD 12V 2A\u003c\/li\u003e\n\u003cli\u003eDimensions and weight: 132 x 60 x 40mm (excluding feet), 210g\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFiiO GIGAS 1 compact desktop headphone amplifier\u003c\/h2\u003e\n\u003cp\u003eThe GIGAS 1 is a compact, high-power desktop headphone amplifier in an aluminium alloy chassis. It uses a discrete Class AB op-amp and transistor current-amplification circuit, delivering a balanced output of up to 4600mW + 4600mW. It suits a wide range of IEMs and full-size headphones, and pairs well with source equipment such as the \u003ca href=\"\/products\/fiio-k15-desktop-dac-and-headphone-amplifier-bluetooth-media-streamer-black\"\u003eFiiO K15 Desktop DAC and Headphone Amplifier\u003c\/a\u003e if you need a DAC stage alongside it.\u003c\/p\u003e\n\n\u003ch2\u003eClass AB discrete transistor current amplification\u003c\/h2\u003e\n\u003cp\u003eThe op-amp and transistor current-amplification design uses onsemi MJE243G\/253G transistors to achieve high-current, low-impedance output. Balanced output power reaches up to 4600mW + 4600mW, driving full-size headphones and IEMs with a smooth, natural sound.\u003c\/p\u003e\n\n\u003ch2\u003eDual headphone outputs\u003c\/h2\u003e\n\u003cp\u003eA 3.5mm single-ended output and a 4.4mm balanced output cover a wide range of headphone terminations. The 3.5mm jack supports CTIA microphone passthrough for gaming voice chat, calls and multimedia use.\u003c\/p\u003e\n\n\u003ch2\u003eDual input ports\u003c\/h2\u003e\n\u003cp\u003eBoth 3.5mm and RCA inputs are included, accepting digital audio players, smartphones, computers and CD players. The GIGAS 1 is well matched with portable sources such as the \u003ca href=\"\/products\/fiio-m21-dap-portable-hi-res-digital-audio-music-player-bluetooth-black\"\u003eFiiO M21 DAP\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eTwo adjustable gain levels\u003c\/h2\u003e\n\u003cp\u003eA toggle switch selects high or low gain. Low gain suits high-sensitivity IEMs; high gain accommodates low-sensitivity planar and high-impedance full-size headphones.\u003c\/p\u003e\n\n\u003ch2\u003eUSB-C dual-mode power supply\u003c\/h2\u003e\n\u003cp\u003eThe USB-C port accepts standard 5V 2A or PD 12V 2A power, switching automatically between modes. A computer or standard 5V adapter is enough to drive most headphones; a 12V PD supply fully unlocks the amplifier's output power, dynamics and soundstage.\u003c\/p\u003e\n\n\u003ch2\u003eMinimalist design and easy control\u003c\/h2\u003e\n\u003cp\u003eThe compact aluminium alloy chassis fits into small desktop setups. An oversized volume knob and mechanical toggle switches keep operation simple straight out of the box.\u003c\/p\u003e\n\n\u003ch2\u003eMultiple colour options\u003c\/h2\u003e\n\u003cp\u003eThe GIGAS 1 is available in multiple colours. The anodised aluminium alloy chassis has a finely textured finish paired with a warm retro lighting effect, suitable for minimalist workspaces, vintage setups and gaming rigs alike.\u003c\/p\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":53537984872714,"sku":"93689","price":49.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/gigas1orange_4.jpg?v=1787219125"},{"product_id":"fiio-gigas-1-compact-desktop-headphone-amplifier-silver","title":"FiiO GIGAS 1 Compact Desktop Headphone Amplifier Silver","description":"\u003cp\u003e\u003cstrong\u003eThe FiiO GIGAS 1 is a compact Class AB discrete transistor desktop headphone amplifier in Silver, delivering up to 4600mW + 4600mW balanced output power. It is part of FiiO's GIGAS desktop amplifier range.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis listing is the Silver finish. The GIGAS 1 is also available in \u003ca href=\"\/products\/fiio-gigas-1-compact-desktop-headphone-amplifier-green\"\u003eGreen\u003c\/a\u003e and \u003ca href=\"\/products\/fiio-gigas-1-compact-desktop-headphone-amplifier-orange\"\u003eOrange\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAmplifier: Discrete Class AB transistor current-amplification circuit\u003c\/li\u003e\n\u003cli\u003eOutput power: Up to 4600mW + 4600mW (balanced)\u003c\/li\u003e\n\u003cli\u003eOutputs: 4.4mm balanced and 3.5mm single-ended (3.5mm supports CTIA microphone passthrough)\u003c\/li\u003e\n\u003cli\u003eInputs: RCA and 3.5mm\u003c\/li\u003e\n\u003cli\u003eGain: High and low\u003c\/li\u003e\n\u003cli\u003ePower: USB-C, 5V 2A or 12V 2A PD\u003c\/li\u003e\n\u003cli\u003eSupported impedance: 8 to 350 ohms\u003c\/li\u003e\n\u003cli\u003eDimensions: 132 x 60 x 40mm (excluding feet), 210g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe GIGAS 1 is a compact, high-power desktop headphone amplifier built around a discrete Class AB transistor current-amplification circuit. It delivers up to 4600mW + 4600mW balanced output and handles everything from sensitive IEMs to low-sensitivity planar and high-impedance full-size headphones. Dual headphone outputs, dual inputs, two gain levels, and a dual-mode USB-C power supply make it a flexible desktop HiFi hub.\u003c\/p\u003e\n\u003ch2\u003eClass AB Discrete Transistor | Current Amplification Headphone Amp Circuit\u003c\/h2\u003e\n\u003cp\u003eThe GIGAS 1 uses an op-amp and transistor current-amplification design built around onsemi MJE243G\/253G transistors, enabling high-current, low-impedance output. Balanced output reaches up to 4600mW + 4600mW, driving full-size headphones and IEMs with ease.\u003c\/p\u003e\n\u003ch2\u003eDual Headphone Outputs | Seamlessly Compatible\u003c\/h2\u003e\n\u003cp\u003eA 3.5mm single-ended output and a 4.4mm balanced output cover a wide range of headphones. The 3.5mm jack supports CTIA-compliant microphone passthrough for gaming voice chat, calls, and multimedia use.\u003c\/p\u003e\n\u003ch2\u003eDual Input Ports | Flexible Connectivity\u003c\/h2\u003e\n\u003cp\u003eBoth 3.5mm and RCA inputs are provided, making it straightforward to connect digital audio players, smartphones, computers, or CD players as a source.\u003c\/p\u003e\n\u003ch2\u003eTwo Adjustable Gain Levels | Compatible with All Types of Headphones\u003c\/h2\u003e\n\u003cp\u003eA toggle switch selects between high and low gain. Low gain suits high-sensitivity IEMs; high gain handles low-sensitivity planar and high-impedance full-size headphones.\u003c\/p\u003e\n\u003ch2\u003eType-C Dual-mode Power Supply | Automatic Adaptation\u003c\/h2\u003e\n\u003cp\u003eThe USB-C port accepts standard 5V 2A or 12V 2A PD power and switches between them automatically. A 5V supply is sufficient for most headphones; a 12V PD supply unlocks the amplifier's full output power, dynamics, and soundstage.\u003c\/p\u003e\n\u003ch2\u003eMinimalist Design | Effortless Control\u003c\/h2\u003e\n\u003cp\u003eThe aluminium alloy chassis is compact enough for tight desktop setups. An oversized volume knob and mechanical toggle switches keep operation simple from the outset.\u003c\/p\u003e\n\u003ch2\u003eMultiple Colour Options | Elevate Your Desktop Aesthetics\u003c\/h2\u003e\n\u003cp\u003eThe anodised aluminium alloy chassis is available in multiple colours, each with a finely textured finish and a warm retro lighting effect. The GIGAS 1 suits minimalist workspaces, vintage setups, and gaming rigs alike.\u003c\/p\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":53538046247178,"sku":"93690","price":49.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/gigas1silver.jpg?v=1787219537"}],"url":"https:\/\/www.cen.uk\/collections\/headphone-amplifiers.oembed","provider":"CEN","version":"1.0","type":"link"}