DROK Blue~Tooth Amplifier, 2 Channel Wire~Less Audio Stereo Receiver Board 12V 24V 2A, BT 5.0 Hi-Fi Mini Power Amp with Blue~Tooth/AUX/USB Input for Headset Speaker Home Sound System DIY

DROK Blue~tooth 5.0 Audio Amplifier Board Parameters Power Supply Voltage: DC 5-27V, the best range is DC 8-24V. Amplifier Chip: TPA3116D2 (Anti-interference Class D high efficiency power amplifier) Channel: Left + right channel stereo Output: LC filter output, high-definition sound quality Transmission Distance: > 15m in the condition of no obstruction Protection: Anti-static, power supply anti-reverse connection, short circuit protection, overheating protection, over voltage protection, under voltage protection, DC protection. Adaptation Speaker: 10W-200W, 4Ω/8Ω Output Power: 10W*2@12V, 8Ω; 20W*2@12V, 4Ω; 20W*2@18V, 8Ω; 40W*2@18V, 4Ω; 30W*2@22V, 8Ω; 50W*2@21V, 4Ω Instruction on Blue~tooth Connection When the Blue~tooth board is powered on, the blue LED flashes quickly and enters the Blue~tooth connection mode. Then search for XinYi on the phone, tap "XinYi" to complete the connection with an alert tone being played, and the blue LED turns strongly bright. At this time, open the phone music player to play...