Feature: Type: Twins Wireless Headphones The two earpieces can be used simultaneous or separately based on your need. Without the wire, the earphones can be easily carried on and stored. Parameter: Solution: V5.0 Standby time: 36 Charging bin: 1-2 hours Talk time: 4 hours Waterproof: IPX5 Headphone battery capacity: 80 mAh Charging box battery capacity: 400 mAh Effective distance: 10M Note: The distance between the headset and mobile phone can not be greater than 10M. The distance between the two earphones can not be greater than 30cm Wireless Stereo Connection (TWS): Long by two headphones main buttons at the same time, until the headphones red and blue lights flashing at the same time and then loosen the button, Quickly click on the left Earphone twice, Two ear opportunity to connect automatically. When one of the Headphones stops Blinking, the pairing is complete. Turn the phone's function on and search for this headset for the name. Click on the pairing and wait for the headset to the name. Red and blue lights have stopped flashing. Indicating that the phone and headset Pairing success. Contain: 2x headphones 1x charging box 1x USB charging cable 1x instruction manual Features & details Abs The headset enables you to enjoy great sounds on-the-go. Comfortable and snug fit make sure the headset stays tightly when you are out running, jogging or Exercising and doing other activities. Ergonomic in-ear headphones design to specifically fit the contours of your ears, and a 8-meter working distance, our sport headphones will let you enjoy music when Running,Gym, sports & exercise and other activities. BT 5.0 technology, easy and fast pairing with smartphones, tablets and other enabled music devices and providing high quality stereo sound for Comparable Devices. Built in 80 mAh Lithium Polymer Battery , Enjoy about up to 3 Hours of Premium Quality Talk/Play Time (Full Charge approximately 4 hours), 400 mAh Capacity charging box.