Color：White
Bluetooth version ： 4.1
Transmission frequency： 2.4GHz-2.48GHz
Operating distance ：  Up to 10m(free space)
Bluetooth Profiles ： A2DP, AVRCP, HSP, HFP
Frequency response ： 20Hz-20KHz
Bluetooth Music/Talk Time： About 25-30 Hours
Standby time ：About 1300 hours
Charging Time ：About 4 Hours
Operational temperature ： -10°to 50°C
Output power ： 6mW+6mW