Driver Unit: Φ10mm

Impedance: 32ohms

Sensitivity: 115±2dB S.P.L. at 1KHz

Frequency Response: 20Hz-20,000Hz

Max. Input Power: 100mW

Version: 4.0+EDR

Bluetooth Class: II

Mono/ Stereo: Stereo

Chipset: CSR

Battery: built in lithium battery

Microphone: built in Mic

Charging Time: 3 hours

Talk Time: 8 hours