• Bluetooth-compatible 5.3 chip, stable and fast connection
• The charging box has a digital display to show the battery power
• With built-in large capacity battery and long standby time
• Air conduction Bluetooth-compatible earphones, do not enter the ears, do not compress the ear, and protect your ears
• ​Earhook design, comfortable to wear, not easy to fall off
• HiFi stereo sound quality, excellent music experience
• Works with all Bluetooth-enabled music playback devices

Specification:

• Bluetooth-compatible version: V5.3, JL AD6973D4
• Supported protocols: HSP, HFP, A2DP, AVRCP
• Battery capacity: 110mAh
• Charging compartment battery capacity: 450mAh (with protective board)
• Charging time: 2.0H
• Call time: 9H
• Play time: 10H
• Standby time: 300H
• Speaker parameters:
• Speaker specifications: φ16mm/20Ω
• Sensitivity: 93±3dB
• Impedance: 20Ω
• Maximum transmission distance: 10m
• Voice prompt: Support
• Multipoint connection: not supported
• Wearing method: earhook type
• Interface: TYPE-C
• Earphones waterproof level: IPX6 strong waterproof and sweatproof (only for earphones, the charging case is not waterproof)