1 Bảng Mạch Khuếch Đại Âm Thanh 5 Pin Lithium Bms 18650 Tws Tpa3118 tại Lotte Market

Giới thiệu 1 Bảng Mạch Khuếch Đại Âm Thanh 5 Pin Lithium Bms 18650 Tws Tpa3118 tại Lotte Market

1 pcs 5S 15A Lithium Battery BMS 18650 Charger Protection Board & 1 pcs TWS TPA3118 Amplifier Audio Board
Bluetooth 5.0, support one-key TWS pairing, support AUX to insert TWS into the box and keep the line, power on, the default volume is maximum
TX, RX, GND: TTL serial port configuration 9600, N, 8, 1.Suitable impedance: 4/6/8 ohm. At 24V6A, the maximum output power is 2x100W, and the power varies with voltage
8-26V power supply, with reverse connection protection, support laptop power adapter power supply
Boards and devices, excellent workmanship, sufficient materials, reliable quality

Name: protection board
Size: approx. 60 x 23mm
Charging voltage: 21 V
Charge MOS pressure value: 35 V
Discharge MOS pressure value: 35 V
Charging current: 56 A
Continuous discharge current: 15 A
Over current protection: 50/55/60 A
Over current protection delay: 20/25/30mS
Single section since the power consumption: 30uA
Single section between the power consumption: 3uA
Single section over charge detection voltage: 4.18- /4.22V
Over charge recovery voltage 4.05- 4.15 V
Over charge detection delay: 0.5/1.0/2.0S
Single section over discharge detection voltage: 2.75-2.85 V
Over discharge recovery voltage: 2.90-3.20 V
Over discharge detection delay: 0.5-2.0S
Short / over / over current protection recovery short circuit / over discharge / over current protection after removal of load auto recovery
Short circuit protection delay 200/500/600uS
The normal working state of B- to P- resistance: 5mΩ
Continuous 15A current maximum temperature rise: 25 ℃
Working environment (humidity) relative humidity: greater than equal 98% (long-term stability under the humidity)
Working environment (temperature) -30 ~ 80℃(in the lower temperature range of long-term stability)
Material:PCB + ABS
colour:Green

Package Contents:
1 x Protection board
1 x Wire
1 x Bluetooth 5.0 power amplifier board

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.