Compact Wireless Receiver

Producer: Baseus
Model: BSBA-02
Bluetooth version: 5.0
Transmission range: up to 10 m
Microphone sensitivity: -42 dB (±2 dB)
Frequency range: 50Hz-20kHz
Operating time: approximately 10 hours
Battery capacity: 145 mAh
Charging connector: micro USB (5V / 0.1A)