• --Bone conduction design: the sound is transmitted to the auditory nerve through the bones.
• --Without entering the ear, without damaging the tympanic membrane, which is beneficial for users to avoid ear diseases and hearing loss.
• --High-quality sound: Dual microphone ENC can reduce noise and ensure clear calls even in noisy environments, with magnetic charging.
• --Sweat-proof for sports: IPX7 sweat-proof and lightweight design.
• --Size: 140x11.5x45mm.

Feature:

1. Sweat-proof for sports: IPX7 sweat-proof and lightweight design, the rear part of the headset adopts a titanium alloy frame, which is tough and durable, and supports 360-degree bending without deformation.
2. New BT 5.3 connection: BT 5.3 ensures high data transfer speed, stable connection and low power consumption. Enjoy hands-free calling or BT music for free via BT connection.
3. Long battery life: 200mAh rechargeable lithium battery, suitable for walking, hiking, running, mountain climbing, skating, driving and other activities.

Description:
Name: Bone Conduction Earphone
Model: BH628
British Telecom: 5.3
Operating range: up to 15 meters
Frequency range: 20Hz-20KHz
Impedance: 8Ω±15%
Microphone: -38dB, anti-jamming microphone
Battery capacity: 200mAh
Music format: MP3; WMA; WAV; APE; FLAC
Music playback time: up to 6 hours (depending on music volume)
Standby time: 20 days
Charging time: about 2 hours
Colour: Black
Waterproof grade: IPX7 life waterproof
Material: ABS
Net weight: 38g
Size: 140x11.5x45mm
Packing list:
1 x Bone Conduction Earphone
1 x Charging Cable
1 x Instructions
Note:
1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding.
2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.