{"product_id":"zapco-st-4b-amp-4-channel-class-ab-full-range-bridgeable-amplifier-4x-65w-rms","title":"Zapco ST-4B Amp 4 Channel Class AB Full Range Bridgeable Amplifier 4x 65w RMS","description":"\u003cp\u003e\u003cstrong\u003eST-4B\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4-Ch. Class AB Amplifier\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e4-Channel, Class-AB Full Range Amplifier, Stable into 4 ohms bridged or 2 ohms stereo load\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMOSFET power supply\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRCA and OEM speaker level input\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVariable Inputs Gain Control\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVariable FULL \/ LP \/ HP Electronic Crossover\u003c\/li\u003e\n\u003cli\u003eVariable Bass Boost\u003c\/li\u003e\n\u003cli\u003ePower @ 4Ω: 4 x 65 watts\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower @ 2Ω: 4 x 90 watts\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower @ 4Ω Bridged: 2 x 180 watts\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTHD @ Rated Power \u0026lt; 0.2%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSignal to Noise Ratio \u0026gt; 90dB\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eChannel separation \u0026gt; 45dB\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFrequency Response 10Hz to 20KHz ±1dB\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInput Sensitivity .25v to 5v\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNet Dimensions (mm): 182(W) x 52(H) x 280(L)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOverall Dimensions (mm): 182(W) x 52(H) x 310(L)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Zapco","offers":[{"title":"Default Title","offer_id":52555343855882,"sku":"92387","price":119.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/ST-4B1.jpg?v=1770996317","url":"https:\/\/www.cen.uk\/products\/zapco-st-4b-amp-4-channel-class-ab-full-range-bridgeable-amplifier-4x-65w-rms","provider":"CEN","version":"1.0","type":"link"}