Phoenix Gold ZXM400.4ISO Class-D 4-Channel Mini Amplifier, 165x83.1x34.8mm, 7V-16.5V

PLUG & PLAY INSTALLATION: 100% plug and play design works directly with complete plug and play harness range, compatible with over 2,000 vehicles with no cutting, coding, or complexity required. CLASS-D AMPLIFIER: 4-channel mini amplifier delivers 1000W maximum power with 90% efficiency at 4Ω, frequency response 20Hz–20kHz, and THD less than 1% for clean, powerful sound. OEM-READY ISO DESIGN: Perfect for factory audio upgrades with OEM impedance simulation and high-level auto turn-on, featuring 2CH/4CH input modes and adjustable input sensitivity from 0.45V to 20V. ADVANCED FILTERING: Equipped with adjustable low pass and high pass filters (40Hz–400Hz, 12dB/Oct) for precise sound tuning, plus signal to noise ratio greater than 90dB and crosstalk of -45dB. COMPACT DIMENSIONS: Ultra-small chassis measures 165 × 83.1 × 34.8mm with feet (149 × 83.1 × 34.8mm without), operating voltage 7V–16.5V with 0.70A idle current and 48A maximum current draw.