Bluetooth version: 5.3 Battery capacity: 420mah Talk time: 26 hours Maximum volume music time: 32 hours Medium volume music: 52 hours Charging time: 40 minutes Motherboard: M32 Fast charge
Bluetooth version: 5.3 Battery capacity: 250mah Talk time: 16 hours Maximum volume music time: 18 hours Medium volume music: 31 hours Charging time: 125 minutes Motherboard: M2 slow charge
Frequency: 20-20kHz10m Working distance: 10m Sensitivity: -49dBt3dB Directivity：Omnidirectional Battery: 3.7v 250mAh bulit in Charging voltage：DC 5V Charging time：about 1.5 hour Play time: 20hours Talk time：20hours Standby time: about 100hours
Email cannot be empty
Password cannot be empty
Email format error
Email cannot be empty
Email already exists
6-20 characters(letters plus numbers only)
The password is inconsistent
Email format error
Email cannot be empty
Email does not exist
6-20 characters(letters plus numbers only)
The password is inconsistent
