Bluetooth V4.1
Compatible with Bluetooth 1.1/1.2/2.0/2.1 and above
Bluetooth Profiles: HFP1.6 , HSP1.2, A2DP1.2, AVRCP1.4
Bluetooth Working range: 10m
Noise reduction: CVC6.0
Distortion factor: ≤1%
Charging Time: about 1 hours
Playing Time: 2-3 hours (volume will affect)
Talking Time: about 4hours
Stand-by Time: up to 175 hours
Battery: built-in lithium battery
Charging Voltage: 5V/500mA
Operating temperature: -10 ~ 60°C
Compatible with cellphones such as iPhone, Xiaomi, Nokia, HTC, Samsung, LG, Moto, PC, iPad, PSP and so on enable Windows Bluetooth