In-ear mini headphones

Bluetooth version: 5.0
Package type: official standard
Headphone category: true wireless headphones
Waterproof performance: IPX5
How to use: in-ear
Transmission radius: 10m
Transmission radius: 10m
Connection between the left and right cavities of the earphone: wireless connection
Dustproof performance: IP5X
Headphone and playback device connection method: Bluetooth connection
Whether single or double ear: unilateral hands-free
Function: Voice control
Bluetooth protocol: 5.0
Usage: In-ear
Whether single or double ear: unilateral hands-free
Applicable gift-giving occasions: advertising promotion