Brand new Wireless i7S TWS Bluetooth Earphones

i7s Wireless Bluetooth earphone, two-channel MP3 Music Hands free with vibration microphone for all phone and other Bluetooth devices, Excellent Sound quality Bluetooth V4.2 - Portable lightweight and sweat proof design - Built-in microphone - Built-in rechargeable Li-ion battery - Multi-point pairing. Bluetooth Working range: up to 12 meters on open air Frequency: 2.40 GHZ. Rechargeable battery, Charging time About 1-2 hour. Compatible with apple, iPhones 6/6s/7, ipad, Samsung, android, Laptop etc. Multi button control will make it easier for you to use the product. Metal dust net. The metal dust screen prevents dust from entering the earphone hole and interferes with your experience. Sound quality is the guarantee of our products. Surround and voice switching will provide high quality call guarantee. enjoy about 4 hours of high quality call time, standby time of up to 120 hours. How to Connect i7S TWS in Single or Both Ears :- Single Ear Connection: Long press the multi function button and release the button. The red and blue lights will flash alternatively. Open the Bluetooth in the phone and search for connection. Two Ears Connection: Long press the multi function button and double-click on either side of the multi function key to enter the TWS pairing state. There will be a corresponding tone and wait till only blue light flashes which represents the two ears connection.