Model Number: BT874
Wireless version: Jerry AC7003F
Frequency response: 20Hz~20kHz
Transmission distance: 10 meters
Battery capacity: 170mAh
Charging interface: TYPE-C
Charging voltage: 5V
Charging time: about 1.5 hours
Playing time: about 18 hours (80% volume)
Talk time: about 16 hours (80% volume)
speaker material: titanium film speaker
Frequency response range: 100Hz-10kHz
Headphone sensitivity: 105dB ± 3dB
microphones: 42dB
Microphone sensitivity: -42dB±3dB@1KHz
Horn: Φ10mm
Bluetooth pairing name: VIDVIE-BT874