JOYROOM JR-CB2 2 in 1 Bluetooth 5.3 Car Wireless FM Transmitter Receiver(Dark Grey)

1. Transmitting and receiving 2-in-1 design, free switch between two modes
2. Smart LED digital display, easy to check remaining capacity
3. Built-in 300mAh battery, up to 14h battery life
4. Bluetooth 5.3 technology, low latency, stable connection within 30m
5. Colorful LED ring, facilitates operation at night, safe for driving
6. AUX/TF/Bluetooth multi-mode connection, satisfying different needs
7. Independent control buttons, easy to play/pause music or answer/reject calls
8. High temperature resistant 3M adhesive that can be removed, space-saving magnetic plate that suits anywhere
9. Dual-mic ENC noise cancellation, accurately picks up human voice, clearer calling experience
10. Specification:
Bluetooth version: V5.3
Audio decoding: SBC
Supported protocols: HSP, HFP, A2DP, AVRCP
Supported modes: receiving, transmitting, BT, AUX, TF card
Transmission range: less than12m
Frequency response range: 20Hz-20kHz
Mic sensitivity: -38+/-2dB
TX mode music time: about 6.5h (60% volume)
TX mode calling time: about 5.5h (60% volume)
RX mode music time: about 14h (60% volume)
RX mode calling time: about 12h (60% volume)
Standby time (connected): about 24h
Battery capacity: 300mAh
Charging time: about 2h
Charging port: Type-C
Charging input: 5V 1A
Material: ABS+PC