V21 Mini Single Ear Stereo Bluetooth V5.0 Wireless Earphones with Charging Box(White) Type-iPhone 11 Parts This silicone protective case is

This silicone protective case is specially designed for Magesafe Battery Pack

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Interface: 1/4

V21 Mini Single Ear Stereo Bluetooth V5.0 Wireless Earphones with Charging Box(White) Type-iPhone 11 Parts This silicone protective case is1. 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 10. Size of the warehouse: 15. 5x9. 5x3. 5cm 11. Single ear set weight: 114g Specification: Package