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AudioControl
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AudioControl A275C Altitude Series 2.75" Component Midrange Speakers, 50W RMS, 4 Ohms (Pair)

Sale price $49.99 Regular price $59.99
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Key features

  • Speaker size: 2.75″
  • RMS power per speaker: 50 W
  • Speaker impedance: 4.0 ohms
  • Frequency response: 125 Hz–20 kHz
  • Voice-coil diameter: 16 mm
  • Sensitivity (1 W / 1 m): 82.6 dB


Description

Product Overview

Add a dedicated midrange path to your car audio system with the AudioControl A275C Altitude Series 2.75-inch component midrange speakers. This pair combines a glass fiber cone, an aluminum dust cap, and an in-line filter for integration in 2- or 3-way setups.

The compact slimline basket and dual mounting options are designed to simplify installation planning where space is limited.

Key Features & Benefits

  • 50W RMS per driver: The continuous power rating helps you match each speaker to a suitable amplifier stage.
  • Glass fiber cone: The precision-molded cone is designed for warm, accurate midrange reproduction.
  • Aluminum dust cap: Its anti-phasing design helps extend upper-frequency response.
  • Butyl rubber surround: Supports controlled excursion in the midrange.
  • Slimline steel basket: The compact mounting structure helps with space-conscious installation planning.
  • In-line filter: Provides frequency control for crossover integration with other speakers.

Technical Specifications

Model AudioControl A275C Altitude Series
Product type 2.75-inch component midrange speakers
Quantity Pair
Power (RMS) 50 Watts per driver
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/1M | 85.6 dB @ 2.83 V/1M
Overall Diameter 2.85 in / 72.3 mm
Cut Out Diameter 2.55 in / 65 mm
Mounting Depth 1.28 in / 32.5 mm
Total Depth 1.45 in / 37 mm
Dust Cap Lightweight Aluminum Dust Cap with anti-phasing design
Cone Precision-Molded Glass Fiber Cone
Surround Durable Butyl Rubber Surround
Basket Enhanced Steel Slimline Basket
Inline Filter In-line Filter
Installation Designed and Engineered in USA; Simplified Installation with Dual mounting options, direct wiring, and universal sizing
In the Box (2) A275C Speakers, Manual

Why Choose This Product?

The A275C is intended for a dedicated midrange role in a 2- or 3-way car audio configuration. Its 125 Hz to 20,000 Hz system frequency response gives you a broad range to consider when planning how it integrates with other drivers.

The specified sensitivity ratings provide two reference conditions for amplifier and crossover planning. Its 4-ohm impedance and 50-watt RMS rating per driver are useful matching details when selecting supporting equipment.

Installation & Compatibility Notes

Check the mounting location against the 2.55-inch cutout diameter, 2.85-inch overall diameter, and both listed depth measurements before installation. The product description identifies dual mounting options and direct wiring; confirm the mounting arrangement and wiring plan for your system.

The speakers are designed for 2- or 3-way setups. Match the amplifier and crossover to the 4-ohm impedance and per-driver power rating.

Frequently Asked Questions

What does the 50W RMS rating mean?

It is the continuous power-handling rating per driver. The pair includes two A275C speakers.

What are the A275C’s impedance and sensitivity ratings?

Impedance is 4 Ohms. Sensitivity is 82.6 dB 1W/1M and 85.6 dB @ 2.83 V/1M.

How much mounting space should I allow?

Allow for a 2.55-inch cutout, a 2.85-inch overall diameter, a 1.28-inch mounting depth, and a 1.45-inch total depth.

Can these speakers be used in a 2-way or 3-way system?

They are described for use as a dedicated midrange path in either 2- or 3-way configurations.

What comes in the box?

The box includes two A275C speakers and a manual.

Explore More

Shop the AudioControl A275C at 12 Volt Outlet, and explore the AudioControl brand profile to learn more about the brand.

Need an amplifier to run these speakers?

Compare car-audio amplifiers by channel count. Ratings shown at 4 Ω. Check your speakers’ impedance and RMS power before choosing an amplifier.

2-Channel Amplifiers

50–125W RMS per channel at 4 Ω

4-Channel Amplifiers

50–125W RMS per channel at 4 Ω

6-Channel Amplifiers

Actual 4 Ω ratings shown for each amplifier

8-Channel Amplifiers

Actual 4 Ω ratings shown for each amplifier

Product Details