V21 Mini Single Ear Stereo Bluetooth V5.0 Wireless Earphones without Charging Box(Black)

1. Model: V21
2. Transmission range: 10 meters
3. Function: power display, voice control, call function, support music, NFC function, multi-point connection
4. Bluetooth protocol: p5.0
5. Channel: Stereo
6. How to use: earbud
7. Whether single or both ears: unilateral hands free
8. Single ear package size: 13x7x2.8cm
9. Single ear set weight: 27g