Kenwood X503-1 eXcelon Mono Amplifier 1000W Class-D Car Audio Sub Amp

X503-1 Class D Mono Power Amplifier Product Description: The Kenwood X503-1 is a compact mono amp that’s perfect for clean, simple bass setups. It’s part of the eXcelon lineup, so it’s built solid, runs efficient, and sounds tight without needing a ton of space or power. This is a great match for a single sub or small dual setup where you want real bass but don’t need a huge amp taking up room. What it does: Mono amplifier built for subwoofers Compact size for easy installs Clean, efficient power for daily systems Specifications: Power Output (RMS): 300W x 1 @ 4Ω 500W x 1 @ 2Ω Max Power: 1000 Watts Amplifier Class: Class-D (efficient, low heat) Frequency Response: 20Hz – 200Hz Signal-to-Noise Ratio: ~85 dB Crossover: Variable Low-Pass: 50Hz – 200Hz 24 dB/octave slope Infrasonic Filter: 25Hz @ 24 dB/octave Bass Boost: 0 – +18dB @ 40Hz Inputs: RCA low-level inputs High-level (speaker level) inputs Signal sensing turn-on Remote Bass Control: