KOGI-T05

Bluetooth Version: V4.2
Frequency Range:20Hz-20kHz 
Sound Output:2.5mW
Sensitivity:99db+3db
DC Resistance:32Ω
Receiver Distance:Up to 15 meters
Battery Voltage: 65mAh (Charging box: 300mAh) 
Music Time:Up to 4 hours
Music/Talk Time:Up to 3 hours
Features:Automatically Matching,Sensitivity Microphone,Easily Charge via USB Port,Volume Control,LED Indicator  etc.

Color: Black, White, Red,Green