*Bluetooth 5.0 + EDR compatible
*Supports HSP/HFP/A2DP/AVRCP profile
*Frequency: 2.4GHz (ISM band)
*Volume up/down and previous/next control
*Built-in 350mAh rechargeable battery
*Recharge via micro USB port
*Built-in 360° omnidirectional microphone
*Phone talktime: up to 10 hours
*Standby mode: up to 180 hours
*Operating temperature: -10 to 50°C
*Storage temperature: -20 to 80°C