Material: ABS

Bluetooth main control chipset: 6955FBT

Version: 5.3+EDR Compatible

Communication protocol: AVRCP1.6 / HSP1.2/HFP1.7/A2DP1.3 /SPP1.2

Audio decoding protocol: SBC, AAC

Double-ChannelENC

Loudspeaker units: Φ40mm

Impedance:32Ω 土15% 

Frequency response range: 20-20KHz

S/N Ratio:≥75dB

Polymer battery capacity of headphone: 400mAh

Input: Type-C 5.0V--1A

Music playback time: 6 hours around

Charging time: 2.5 hours

Standby time: 90 days