YDA138 Bluetooth Digital Audio Amplifier Board Class D Stereo 2 Channel
$39.63
$74.11
Amplifier chip: Yamaha YDA138 Operating voltage: 8.5~14VDC (power input with polarity protection) Recommended power supply: 12V DC current 2A Output power: 2X10W (8 ohms), 15W 15W (4 ohms) Output impedance: 4~10 Ohm Specifications Model: SW-HF187 Size:38x60mm weight:13g
Audio Circuit And Others