Frequency Range : 2.402-2.480Ghz
Working Distance : 10M (Barrier Free Space)
Output Power : 10Mw X 2
Rechargeable Lithium Battery : 500Mah
Standby Time : 360 Hrs.
Charging Time : 1 Hrs.
Earphone Music Playing Time : 48 Hours
Earphone Talking Time : 48Hours
Bluetooth Protocol: With A2Dp/Avrcr High Quality Stereo Sound Frequency
Bluetooth Version : Jl 5.0