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-Bluetooth Amplifier Power Audio Board 20Wx2 Stereo Amp Sound Amplifiers AUX U Disk Decoder Treble Bass Adjustment
Power Audio Board
Amplifier Power Audio
-DIYsound HK 2 " full range speaker 4ohm 12w Harman Kardon
-3S 20A18650PCB BMS12.6V 18650 Li-Ion 11.1V 12V 12.6V
-Dual 12 Accessory VU Meter Display Mini Double Channel Music Sound LED Level Audio Indicator Lamp
-Li-ion 18650 3.7v 1.5 - 2Ah(2000mAh)
-Standard Voltage: 3.7V
Rated voltage: 4.2V
Dimensions: 18 * 65.0 mm
Rated power: 2000 mAh
Charging voltage: 4.20 ± 0.05 V
Maximum charging voltage: 4.25 V
Continuous Maximum charging current: 5A
Constant current of charge: 15а
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Видео DIY BLUETOOTH SPEAKER TRANSPARENT ทำลำโพงบลูทูธเอง แอมป์จิ๋ว เสียงดีลำโพงใส how to make канала BW DIY