Manufacturer: Joyroom
Model: JR-CB2
Bluetooth version: 5.3
Audio codec: SBC
Supported audio protocols: HSP, HFP, A2DP, AVRCP
Card Reader: TF
Transmission range: up to 12 m
Mic Sensitivity: -38dB (±2dB)
Frequency range: 20Hz-20kHz
Standby time: approx. 24 hours
Battery capacity: 300mAh
Charging time: approx. 2 hours
Charging connector: USB C
Dimensions: 48 x 42 x 15.2mm
Material: ABS, PC
Weight: 34g
Music playback time in transmitter mode: approx. 6.5 hours (60% volume)
Operating time during a phone call in transmitter mode: approx. 5.5 hours (60% volume)
Music playback time in receiver mode: approx. 14 hours (60% volume)
The working time during a phone call in receiver mode: approx. 12 hours (60% volume)
Working time on a call: approx. 7 hours (60% volume).