i7s Tws Wireless Headphones Bluetooth Earphones Earbuds Handsfree in ear Sports Headset with Charging Box For Smart phone

i7s Tws Wireless Headphones Bluetooth Earphones Earbuds Handsfree in ear Sports Headset with Charging Box For Smartphone

Note: There is no logistics tracking information for this product’s free shipping method. If you mind, please choose the non-free shipping method, or don’t place an order to buy.

Note: This product does not have a retail package box! ! !

Specification:
1. Bluetooth version: Bluetooth v4.2 Updated to 5.0 + EDR (Support two earphones to call)
2. Power level: CLASS 2 and Class 3
3. Output power: 30mW
4. Frequency response: 2.4-2.85GHz
5. Operating voltage range: 3.0V-5V
6. Mic: -42dB (with microphone)
7. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol
8. Powerful noise de-noising circuit (active noise reduction)
9: Earphones battery: Polymer lithium battery 50mA
10.Charging time:0.5-1 hours
11. Talk time: 2-3 hours
12. Music time: 2-3 hours
13. Standby time : 130 hours
14: Transmission distance: Out door strainght distance of 10-15 meters
Package Includes:
2 x Bluetooth Earphones(left and right earphones)
1 x Charging box
1 x Micro USB Charging Cable
1 x User Manual

How To Connect:
Please read follow operate steps carefully before placing orders (Because some of friends don’t know how to use it at first time, Causes the earphone maybe not working properly,or Only one earphone work).If the device can not work normal or only one earphone work, please contact with us first,Instead of giving us a Negative review, We will try our best to help you solve all problems,Please trust us,Thanks in advance.

Note: This product does not have a retail package box! ! !