US$ 13.45
Size Information:
and you can fold it when you don't need it
Feeding port shape: round
If You Don't Know How To Choose Size
Study the propagation path of light
Bluetooth Headset Mini TWS True Wireless Bluetooth 3D Printers Size Information:Product Information: Transmission range: 15 meters Function: battery display, call function, NFC function, voice control, support music, multi point connection Bluetooth protocol: 5. 0 Channel: stereo Usage: In ear Packing list Wireless Headphones*1