YYK-520 Single Rotatable Earhook Noise Cancelling Wireless Bluetooth Earphone, Specification: Simplified Version, YYK-5201. 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: 8mm diameter, 32 ohms 11. Microphone sensitivity: 42dB 12. Working temperature: 10 50 degrees Celsius

Long Battery Life: With up to 105 hours of playback

rich scenic images

you can use this device to connects a variety of HDMI video source devices such as laptop

Selfie stick adapter x 1

0 Wireless Metal Noise Reduction Bluetooth Earphone in black is a sleek and high-performance device designed for users who prioritize sound quality

Suction cup diameter: 90mm

Phone stand: 4

Weight: 120 grams

40HQ: 2112 cartons * 100 pcs = 211200 pcs

Waterproof grade: IP65

Due to power output limitations of some laptops

Transmission rate: 100 Mbps