15W*2 2.0 CH PAM8620 Digital Audio Amplifier Board DC 8V-26V Home Audio Stereo AMP Board DIY for Speaker pcb assembly

   Features: - Supply voltage: DC 8-26V (Do not overvoltage, overvoltage will burn IC) - Input method: single-ended (factory default) - Output power: 15W Stereo (24V 8 Ohm), 10W Stereo (12V 8 Ohm), if connected to 4 Ohm or 2 Ohm speakers, the power will be automatically limited to 15W) - Differential (select by jumper) - Size: 75.69mm*41.96mm - Product weight: 35g  Process materials: - High-grade pure black gold circuit board, imported WIMA red audio capacitor, per channel large-capacity filter capacitor, special custom black pure copper terminal, gold-plated audio input terminal, pure black quad volume potentiometer (without switch). Performance:  - Efficiency: >90% - Total Harmonic Distortion plus Noise: <0.2% - Low quiescent current - Noise suppression - Protection: reverse power supply input protection, short circuit, over current, overheat, overvoltage, low voltage, over EMI Additional features: - External mute function (MUTE: high level mute, factory default low level) - External Shutdown Function (SD: Low-Level Chip Shutdown, Factory Default High)   Packaging Including:  - 1PC PAM8620 amplifier board