DA7294 Audio Amplifier Board 70Wx2 Two Channel Speaker Protection Power Amplifier Board Diy Kit DIY Sound System Speaker

Product description: Note: This is diy kit, it need to solder by yourself, thank you. - Wide supply voltage range: dual AC 22-28V - High output power: 70W X2 - Impedance: 4-8Ohm - Standby and mute function - No noise ON/OFF switch - Low noise and low distortion - Short circuit protection and overheat protection - Size:140*80*48MM Features: 1. Filtering uses two N-ovartis enthusiast grade 10000UF50V capacitors. 2. The main chip is the original imported ST TDA7294 chip. 25A high current rectifier bridge can meet the long-term full load operation of the power amplifier board. 3. The resistor uses a 1% metal film resistor. 4. The horn protection part adopts the original authentic Japanese NEC1237 special IC, and is equipped with the original Japanese OMRON relay. Package included: 1 x TDA7294 Audio Amplifier Diy Kit