Wiwun Earzero 3 can pair easily, Thank it latest unique connectivity chip. 
Perfect sound quality allows you to acquire beautifully effect
Style: NeckBand
Highlights:
1. Bluetooth Version 5.0
2. Stable Signal
3. Multi-Point
4. HD Sound
5. Hi-Fi Sound
6. Perfect Compatibility
7. 10M Bluetooth Transmission Range
8. Battery Display
9. Auto Pairing
10. Built-in Hall Sensor
11. Talk Time: up to 6hrs
12. Music Time: up to 6hrs
13. Standby Time: up to 60hrs
 
Headsets Parameters:
➡️ Wireless version: 5.0
➡️ Transmission Distance: 10M (No-obstacle)
➡️ Music Time: 5 to 6 hours
➡️ Charging Time: 45 minutes
➡️ Noise Reduction Technology
➡️ Built-in Microphone
 
Package includes:
1 x Mini Bluetooth Headset.
1 x USB Charging Cable.
4 x Ear Gel
1 x User Manual