K37 Kua series Sports Bluetooth headset

Lus piav qhia luv luv:

* Bluetooth version 5.3

* Roj teeb muaj peev xwm: 400mAh

* Standby lub sijhawm: 400H

* Hu / sijhawm ua si: 50H (80%)

* Lub sijhawm them nyiaj: 3H

* Nta: tuaj yeem txhawb nqa ob sab stereo suab, daim npav rov qab, muaj zog tshaj bass thaj tsam, cov nyees khawm ntse