Bluetooth Stereo headset
Chipset: CSR/BC3
Bluetooth version: Version1.2/Class2
Operaring Distance:10 Meters
Range of Frequency: 2.4 GHz-2.4835GHz ISM Band
Operating Rang: Up to 10 Meters
Typical Talk Time: 5 hours
Typical Standby Time: 100 hours
Dimension: 78mm(L) × 28mm(W) × 9 mm(H)
Weight: 20gram
Battery - Rechargeable Li-ion battery indicator.