Smartte TWS BTH-278 kuulokkeet, 3/18 tuntia toistoaika, 2200mAh virtapankki (musta)

Specifications:

– Bluetooth version: V5.0
– Charging time: about 1 hour
– Water-resistant: IPX-5
– Support: HSP/HFP/A2DP/AVRCP
– Transmission distance: Within 10 meters
– Noise reduction version: CVC8.0
– Headphone battery capacity: 3.7V 50mah
– Charging case battery capacity: 3.7V 2200mah
– Headphone charging time: about 1 hour
– Charging case charging time: about 4 hours