K31 New Bluetooth Headset 5.0 Ear-Mounted Non-in-Ear Wireless Sports Second-Generation Cross-Border Plug-in Card

2020207new ear-mounted card

[Quality Assurance]]

ear-mounted non in-ear do not hurt ears can be inserted into the card large power

we sincerely invite merchants to distribute, OEM, and jointly create sales volume.

Looking forward to your cooperation with factory direct sales price control

large quantity and unit price can be favorable

support OEM customization (silk screen, laser carving, Bluetooth solution, packaging)

pure cobalt battery with high battery life

new private model

tel: 18673037775 Mr. Zhu