Bluetooth version: 5.0
Frequency range: 2.4GHz- -2.48GHz
Support protocol: A2DP, AVRCP, HSP, HFP
Frequency response range: 20Hz-20KHz
Standby time: about 1000 hours
Music/talk time: about 5-6 hours
Charging time: earphone about 1 hour, charging box about 2 hours
Input voltage/current: 5V/> 1 00mA
Output power: 7mW+ 7mW