3pcs YDA138 bluetooth Digital Amplifier Board 3.5mm Audio Class D Stereo 2 Channel Power

Description

Features: Stereo Bluetooth Digital Amplifier BoardAmplifier chip: YDA138Operating voltage: 8.5~14VDC (power input with polarity protection)Recommended power supply: 12V DC current 2AOutput power: 2X10W (8 ohms), 15W+15W (4 ohms)Output impedance: 4~10 OhmSpecifications Model: SW-HF187Size: 38x60mm Package Included: 3 x Digital Amplifier Board