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B31
B31 Light-weight Air Conduction Earphone

Bluetooth Version: Bluetooth 5.3

Supported Protocols: A2DP/AVRCP/HFP/HSP

Chipset: JL 7003F4

Operating Frequency: 20Hz – 20kHz

Speaker Diameter: 14.2 mm

Speaker Impedance: 32 ohms

Battery: Lithium Polymer, 90mAh

Music Playback Time: Approximately 6 hours

Talk Time: Approximately 8 hours

Standby Time: 100 hours

Charging Time: 2 hours

Charging Port: USB Type-C

Wireless Transmission Distance: 10 meters (open space)

Earphone Type: Dual Open Air Conduction

Weight: 15g

Colour:
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We aims to provide high quality, fashionalble and creatvie digital products for global markets.

If you need OEM/ODM services, you can call the following number or click the button to leave a message in our email. We are honored to serve you

We aims to provide high quality, fashionalble and creatvie digital products for global markets. If you need OEM/ODM services, you can call the following number or click the button to leave a message in our email. We are honored to serve you

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