2019 good quality portable cheap wireless earbuds i7s Wireless headphones for all mobile phone Earphone wireless headset

Real stereo cheap wireless headphone
1. Driver: 10-15mm
2.. Bluetooth version: Bluetooth v4.2 + EDR
3. Output power: 30mW
4. Frequency response: 20-20000Hz
5.. Operating voltage range: 3.0V-4.2V
6.Support two devices at the same time
7. Talk time is about 2-5 hours
8. music time about 2-5 hours
9.. Standby time is about 100 hours

Package:
2 x Headphones(left and right earphones)
1 x Charging box
1 x USB Charging Cable
1 x User Manual