Experience the impressive power and exceptional performance of the Next-Generation R-Series R2-A75M Mono Amplifier, now featuring a more compact design. Elevate Your Audio with the Alpine R2-A75M Mono Amplifier - delivering powerful 750W performance in a sleek, compact design. Built with Alpine's cutting-edge Class D Amplifier Circuit, this next-generation R-Series amp offers exceptional sound quality and efficiency, making it the perfect addition to any car audio system. Reduced Footprint - The R2-A75M features a reduced footprint that's 15% smaller than the previous model (R-A75M), making it easier than ever to install in most vehicle applications while still getting the same powerhouse performance. Convienience and Simplicity – The R2-A75M features intentional design choices that prioritize convenience and simplicity. All speaker connections are consolidated on one side of the device for easy access, while the amplifier controls have been relocated to the top under a removable plate, allowing for quick adjustments to gain and crossover controls. MAIN FEATURES 750W Mono Amplifier Alpine's Class D Amplifier Circuit Reduced Footprint(15% smaller vs previous model) One-Sided Terminal Layout Top Panel Sound Controls Optional Remote Bass Knob Compatible(required RUX-KNOB.2 or RUX-H01, sold separately) TECH SPECS Dimensions: 11.1” W x 2.17” H x 6.5” D Power Rating: 14.4V, ≤ 1% THD +N Power Output: 500W RMS x 1 @ 4Ω, 750W RMS x 1 @ 2Ω S/N Ratio: >75dB Frequency Response: 10Hz – 400Hz Damping Factor: >250 WHAT'S IN THE BOX R2-A75M Mono Amplifier Owner's Manual “Birth Sheet” that certifies by measurement the actual power of the amplifier in the box (x4) Screws for amplifier mounting to the vehicle (x3) Allen wrench for amplifier connection and installation (2mm, 2.5mm, 3mm) Alpine Registration Card Alpine Limited Warranty Sheet