L22 wireless bluetooth mini earphone

$0.99

Transmission range: 10 meters Functions: power display, voice control, call function, music support, multi-point connection, NFC function Bluetooth protocol: 5.0 Channel: Stereo How to use: Earplug Applicable gift-giving occasions: opening ceremony, employee benefits, awards commemoration, anniversary celebrations, trade fairs, festivals, advertising promotions, housewarming, public relations planning, wedding, birthday, business Product Name: L21 L22 Bluetooth version: 5.0 Music / talk time: 4 hours Standby time: 45h Headphone charging time: 2h Battery voltage: 3.7V Battery capacity: 400mAh Waterproof level: IPX5