Product information:
Function: Support music
Bluetooth version: 5.2
Channel: 2
Headphone category: true wireless headphones
Package type: official standard
Waterproof performance: IPX3
How to use: In-ear
Transmission radius: 50m
Whether single or double ear: Bilateral stereo
Standby time: 7 days
Transmission radius: 50m
Connection between the left and right cavities of the earphone: wireless connection
Dustproof performance: IP3X
Headphone and playback device connection method: Bluetooth connection

Packing list:

2 x Bluetooth earphones (left and right earphones)
1 x Refill box
1 x Micro USB charging cable