Product information :
Headphone material: ABS
Channel: 2.0
Bluetooth version: 5.1
Color classification: black [upgraded version] white [upgraded version] Yunyan white [standard version] black [standard version] white [standard version
Headset category: HIFI headset
Waterproof performance: IPX4
Usage: Head-mounted
Transmission radius: 10m
Monobinaural: Bilateral Stereo
Charging method: USB

Size Information:

Packing list:
Headphones *1, Type-c charging cable *1, 3.5mm audio cable *1， Instructions * 1