Frequency range:2.402-2.480GHz
Bluetooth version: V4.1 + EDR
Support: HSP, HFP, A2DP, AVRCP
The transmission distance: 10 meters
Sensitivity: <0.1% BERat-80dBm
RF output power: -6dBm to 4dBm
Talking time: 8-9 hours (single host: 2.5-3.5 hours)
Play music: 7-8 hours (Single Host: 2-3 hours)
Charging: 2-3 hours
Standby time: 150 hours (single host: 45 hours)
Battery: 3.7V / 135mAh rechargeable lithium battery
The charging voltage: 5V / 1A