1: Bluetooth 1.1/1.2/2.0 compliant
2: Supporting Audio Hi-fi Dongle Profile, Hands-Free Profile and Advanced Audio Distribution Profile (A2DP);
3: Eradiate power: Class 2;
4: Transmission distance: 10M
5: Operation scope: 2.4G-2.48G;
3.5mm Stereo Audio Input Jack
6: Inside rechargeable Lithium battery: 041430---DC3.7V120mAH;
7: Standby time: 100 hours;
Earphone size: 5.2cm*2.3cm*1.45cm;
8: Weight: about15g;
Color: Black/White