New bluetooth wireless earphones headphones hanging neck sports binaural in-ear neck hanging super long standby battery life factory wholesale
Bluetooth version: V5.2

Battery capacity: 280mAh

Music time: 8 hours

Charging time: 2-3 hours

Color: Black, Red, Blue, Pink

Waterproof: IPX5

Frequency Range: 20Hz-20KHz

Speaker impedance: 32ohm

Continuous play time: 8 hours

Standby time: 300 hours

Features:

Long battery life

HIFI sound quality

Waterproof

Collar can be bent

Comfortable to wear

HD Microphone

Magnetic absorption

Super compatible