Bluetooth version：V5.3
Chip version: JL6973D4
Wireless Range：6-10m
Input：DC5V
Play Time：8 hours
Talking Time：10 hours
Battery Capacity：40mAh（250mAh）
Charging Time: 40-50min
Profile Support: HSP/HFP/A2DP/AVRCP
Frequency Response：20-20000Hz
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
