Impedance: 32ohm

Sensitivity: 105 dB±3dB

Frequency response: 20Hz-20KHz

Version: V5.0 +EDR

Support profiles: hands-free, headset, A2DP, AVRCP, SPP, HFP

Inline features: volume control, mute/call

Batteries: build-in lithium-ion battery

Working distance: 10 meters

Music time: 30 hours

Talk time: 30 hours

Standby time: >100 hours

Charging voltage: DC 5V

Battery capacity: 200 mAh

Charge time: 30-2 hours

Charging line: 30CM Micro USB

Belt flashing light function