BT4810 Bluetooth Audio Transmitter Receiver 2-IN-1

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Main chip ATS2831
Bluetooth specification Bluetooth V5.0
Bluetooth protocol support A2DP AVRCP
Product Interface Micro-USB female socket, 3.5mm headphone socket
Transmission power CLASS2
Frequency range 2.4GHz-2.480GHz
Wireless transmission range approx. 10m
Receiving connections 2
Transmitting connection 2
External supply voltage DC+5V
Operating current approx. 24mA
Battery capacity 250mAh
Charging current 200mA
Product size 52.5(L)*34.5(W)*8.7(H)mm