YYK-525 Simple Version Single Rotatable Earhook Noise Reduction Call Business Bluetooth Earphone without Charging Box, YYK-5251. Bluetooth version: V5. 0+EDR 2. Wireless frequency: 2. 4GHZ 3. Support protocol: A2DP1. 3 HFP1. 6 HSP1. 2 AVRCP1. 6 D11. 3 4. Transmission distance: 10m 5. Headphone battery capacity: 50mAh 6. Headphone charging voltage current: 5V 1A 7. Play talk time: about 4 hours 8. Charging time: about 1 hour 9. Standby time: 120 hours 10. Speaker impedance: diameter 8mm, 32 ohms 11. Microphone sensitivity: 42dB 12. Working temperature: 10 50 degrees Celsius

and 20 kinds of light effects

suitable for checking the underwater environment and obtaining clear images

Carton Size 65cm * 40cm * 52cm / 25

ensuring your device stays securely in place during your streams

RedmiBook 14 â

Loading Container 20GP: 422 cartons * 90 pcs = 37980 pcs

Support SD / TF card data storage function

Product Size: 27 x 8 x 7cm

AV input and output ports

Shoulder straps can be freely adjusted

soft yet rigid and not easy to break

- 1 x Charging cable