HM50 Wrist TWS Graphene Earphone bluetooth 5.0 Wireless Stereo Headset Portable Binaural Headphones

Description:
Earphone: about 4.5g
Charging bin: about 100.5g
Headphone size: about 24*18.5*26.5mm/0.95*0.73*1.04inch
Charging bin size: about 65.3*34.6*24.5mm/2.57*1.36*0.96inch

Specification:
Acoustic diaphragm: graphene carbon nanotube diaphragm
Sounding unit: 6mm customed hifi miniature full screen unit
Acoustic structure: closed
Magnet type: Rubidium iron boron
Frequency response range: 20Hz-20KHz
Standby: about 40 hours
Call: about 6 hours
General: HIFI sound quality, adaptive noise reduction, true wireless stereo, waterproof and dustproof
Colour: Black, White
Material: TPU

List:
Host*1
Data cable*1
Instruction manual*1