Sinilink AP50H HiFi 2.0 Stereo Bluetooth Digital TPA3116D2 Power Amplifier Board(PCB)

1. Audio source input: Bluetooth+AUX+U disk+USB sound card2. Adapter power supply: Above DC5-27V/2A3. Output power: 50Wx24. Adapted speaker: 10-200W, 4/8 ohm5. Number of channels: Left and right dual channels (stereo)6. Bluetooth version: 5.07. Transmission distance: More than 15 meters, no obstruction8. Chip: TPA3116D2 (anti-interference efficient class D power amplifier)9. Output mode: LC filter output, high-definition sound quality10. Volume adjustment: Encoder volume adjustment, smooth feel, one-key switch11. Heat dissipation method: Pure aluminum heat sink + shell heat dissipation, large heat dissipation area, ensuring high power and high performance operation12. Protection mechanism: Anti-static, anti-reverse power supply, short circuit, overheating, overvoltage, undervoltage, DC protection13. Power supply voltage:- 12V: 8 ohm/10Wx2, 4 ohm/20Wx2- 18V: 8 ohms/20Wx2, 4 ohms/40Wx2- 21V: 8 ohms/30Wx2, 4 ohms/50Wx214. Size: About 6x6x1.6 cm15. Weight: About 94g