AudioControl Altitude A275C 2.75 Inch Midrange Speakers
Couldn't Load Pickup availability
The AudioControl Altitude A275C is a pair of 2.75-inch component midrange speakers rated at 50 W RMS, part of AudioControl's Altitude Series, designed for adding a dedicated midrange driver to a 2-way or 3-way car audio system.
Key specifications
- Size: 2.75" midrange (sold as a pair)
- Power handling: 50 W RMS
- Impedance: 4 ohms
- Frequency response: 125 Hz to 20,000 Hz
- Sensitivity: 82.6 dB 1W/1m, 85.6 dB at 2.83V/1m
- Cut-out diameter: 65 mm (2.55")
- Mounting depth: 32.5 mm (1.28")
- Voice coil: 16 mm (0.62")
Altitude Series 2.75" Component Midrange Speakers (Pair)
The Altitude Series speakers are built around a precision-moulded glass fibre cone for warm, accurate sound. An anti-phasing aluminium dust cap enhances sensitivity and extends frequency response. A butyl rubber surround keeps low frequencies controlled and responsive.
The A275C is a standalone pair of component midrange drivers with features focused on straightforward installation and easy system integration.
Features
- Wide frequency response: extended bandwidth suits both 2-way and 3-way system configurations
- Lightweight aluminium dust cap: enhances sensitivity and extends frequency response
- Precision-moulded glass fibre cone: warm, accurate sound reproduction
- Durable butyl rubber surround: improves low-frequency performance and control
- In-line filter: for precise frequency control
- Enhanced steel slimline basket: space-saving, easy installation
- Dual mounting options, direct wiring and universal sizing for hassle-free fitting
Explore the full range in AudioControl Altitude Marine.
Specification
| Power (RMS) | 50 Watts |
|---|---|
| Impedance | 4 Ohms |
| DC Resistance (Re) | 3.6 ohms |
| Voice Coil | 0.62 in (16 mm) |
| System Frequency Response | 125 Hz to 20,000 Hz |
| Sensitivity* | 82.6 dB 1W / 1 M | 85.6 dB @ 2.83 V / 1 M |
| Overall Diameter (A) | 2.85 in / 72.3 mm |
| Cut Out Diameter (B) | 2.55 in / 65 mm |
| Mounting Depth | (C) 1.28 in / 32.5 mm |
| Total Depth (D) | 1.45 in / 37 mm |
What's Included
- 2 x A275C Speakers
- Manual
AudioControl
About the AudioControl A275C
From our tech experts at CEN
AudioControl 2.75 inch midrange drivers.
Who it suits
Drivers building a multi-way front stage where each driver covers a defined band.
Our tech experts advise
Sizes, adapter rings and harnesses vary by vehicle, year and trim, so we confirm what your car takes before ordering rather than guessing. Door treatment matters as much as the speaker. Installation is priced per vehicle, so get in touch with your make, model and year and we will confirm what it needs. See car audio installation.
Explore the full AudioControl range at CEN, with fast UK dispatch and expert advice from our Nottingham team. Shop all AudioControl
Recommended For You
Discover more top-rated gear, handpicked to go with what you're viewing
Have it Fitted By Our Team
Our team fits car audio, stereos, dash cams and vehicle security at our workshop in Beeston, Nottingham. Tell us your vehicle and we'll confirm the parts and a fitted price.
- 1
Tell us your vehicle
Make, model and year, and what you'd like fitted.
- 2
We confirm the parts
Fascia, wiring and interfaces checked for your car, with a fitted price.
- 3
Fitted at our workshop
Bring it to our Beeston workshop and we do the rest.
Unit 25 Technology Drive, Beeston, Nottingham NG9 1LA
More from AudioControl Altitude Marine
More options from the same range, in stock and ready to go
Frequently Asked Questions
Q: Are the A275C speakers sold as a pair?
A: Yes. The box contains 2 x A275C speakers and a manual.
Q: What size hole do the A275C speakers need?
A: The cut-out diameter is 65 mm (2.55 in), with a mounting depth of 32.5 mm and an overall diameter of 72.3 mm.
Q: Can the A275C be used in a 3-way system?
A: Yes. The extended bandwidth (125 Hz to 20,000 Hz) is designed for smooth integration in both 2-way and 3-way systems, and an in-line filter is included in the design for frequency control.
Not Sure Where to Start?
Straightforward advice and the latest news from our Nottingham team.
All Guides and News →
Car Audio
Christmas Gift Guide 2026: Car Audio, Dash Cams and Outdoor Tech
Read the guide →
Car Audio
Upgrading Car Audio Without Replacing the Factory Stereo
Read the guide →
Car Audio
Amplifier Wiring Kits Explained: Gauge, Fuses and Earths
Read the guide →
Car Audio
New at CEN: Option Audio Drive-10Flat — Golf Mk8 Bass, Zero Boot Space Lost
Read more →
Car Audio
Car Speaker Sizes Explained: What Fits Your Car
Read the guide →
Car Audio
Alpine iLX-F905D Halo9 Review: The Big-Screen Upgrade for Almost Any Car
Read more →