Specification:

Condition: 100% brand new

Material: ABS

Weight: approx. 158g/5.6oz

Model: HM50

Bluetooth version: 5.0

Charging box battery capacity: 300mAh

Battery model: lithium battery

Headphone battery capacity: 50mAh

Lithium battery 401010

Headphone transmission distance: about 10 meters/32.8 feet

Standby time: 90 days

Duration: 4-6 hours

Charging time: 1-2 hours

Frequency response: 50Hz~24KHz

Acoustic diaphragm: Graphene carbon nanotube diaphragm

Audio unit: 6mm customized hifi full screen unit

Acoustic structure: closed

Magnet type: rubidium iron boron

Talk: about 6 hours

Overall: hifi sound quality, adaptive noise reduction, true wireless stereo, waterproof and dustproof

Colour: Black

Packing list:

2 x earphones 1 x charging box 1 x charging cable

1 x manual 6 x earplugs