Bluetooth stereo headphones sports waterproof and noise reduction wireless head wearing double ear rear mounted stereo ear plug

Transmission range: 5 meters
Functions: call function, voice control, music support, multi-point connection
Bluetooth protocol: 4.1
Channel: stereo
Usage: ear type

Charging mode: power adapter output (DC5V 300mA)
Standby time: about 10 days
Battery capacity: 210 mA
Continuous call duration: about 6 hours
Continuous playback time: about 8 hours
Support: Hands Free 1.6 - Headset 1.1 - A2DP 1.2 - AVRCP 1.5 - SPP 1.0 built-in DSP, high quality audio processing. Support SBC/AAC_ LC audio decoding format
Features: Bone conduction exercise earphones do not need to listen to music, and do not damage the eardrum. They can also hear outside sounds while listening to music while driving, cycling and sports, so as to avoid accidents.