300W Power Amplifier Board Single Channel 1943+5200 Audio Rear Amplification Module DC ±20‑90V

Feature: 1. [OPTIMIZED CIRCUIT] With optimized circuit design, integrated switch mute, has high overall noise ratio. 2. [SPEAKER PROTECTION] With speaker protection circuit, over temperature and overload protection, with safe operation. 3. [WIDE VOLTAGE RANGE] The working voltage is DC ±20‑90V, no need to worry about voltage instability affecting the sound quality. 4. [STRONG DRIVE FORCE] The power amplifier module has good sound quality and strong driving force, with a wide range of applications. 5. [EASY INSTALLATION] Made of excellent PCB, stable and reliable in performance, and installation does not take up space. Specification: Item Type: Power Amplifier Board Product Material: PCB Power: 300W without distortion Peak Power: 450W Working Voltage: DC ±20-90V Package List: 1 x Power Amplifier Board Note: When working at high power for a long time, please add fan to help dissipate heat.