Product Name  : Wireless Bluetooth Stereo Headset for sport
Product Type     :S-69
Edition : Bluetooth V2.1
Frequency coverage 2.402GHZ~2.480GHZ ISM Band
Sensitivity Sensitivity: < 0.1% BER @ -78dBm
Wireless Transmitter Standard CLASS 2
Channel 79channels of 1Mhz BW
Contact Terms Point-to-Point
Transmit Range up to 10 meters
Transmit speed 57~723Kb/S
Stereo Compression Ratio 44.1/48KHZ 
Battery Rechargeable li-polymer battery
Charge time 3 hours
Talk  time 7 hours
Stand by time 150 hours
Music time 6hours
Charge Power Lion. 3.7V  150mA
Size 95 x 70 x 35mm
Weight 45 grams including battery

 

* May vary due to users operation mode and device settings.