140B

Speaker diameter: 40mm

Speaker Frequency Response: 20Hz‒ 20,000HZ

Driver Type: Dynamic / W4 Driver

Music playback time: 7hours

Speaker impedance: 32ohm

Battery type: Li-ion polymer battery 200mAH          

Charging time: MAX 2 hours

Talking time: 8hours

 Standby time: 100 hours

Build-in Microphone: Yes    

 Charge port: Micro USB Type B

Wireless Range: >10m( Free space)

Support profile: A2DP1.2/AVRCP1.4/HSP1.2/HFP1.6

DSP: RVC(Real voice capture)

 

 

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