Bluetooth headset 90mm closed type earmuffs, lossless and noise reduction
Double sound mode free switching 40mm big moving coil.
4D shocking bass.
Suspended automatic adjustment.
No dead angle wearing Folding + retractable head beam.
Selected high quality soft and comfortable leather.
300mAh large battery for 22 hours use.
Bluetooth V4.2 can be connected to two devices Multiple connection methods and compatible with a variety of mainstream devices.