Wireless Semi-in-ear Bluetooth Headphones Wireless Headphones Sports Bar HIFI

Function: waterproof, noise reduction, long battery life, call function, voice control, music support, digital display screen
Usage: in-ear
Whether single or double ear: bilateral stereo
Battery life: more than 8 hours (hours)
Style: simple style
Waterproof performance: IPX4
Material: PC+ABS