How to connect?: Switch on: 1.Open the charging box and the headset will automatically turn on. 2.In the off state, long-press the touch panel for 1 second (blue light flashes) Switch off: 1.Put the headset into the charging case, close the lid of the charging case, and the headset will turn off. 2.In the power-on state, long-press the touch panel for about 5 seconds (flashing red light). Enjoy the Sound: Through built-in latest Bluetooth 5.0 chip, get more stable signal connection, longer connection distance and less audio transmission loss. Wireless headphones with its good sound isolation properties, you will completely immerse yourself in the world of music. Auto Pairing: Is wireless headsets difficult to operate? No, you don’t need any skills to use Bluetooth headphones. Only pull the wireless Bluetooth earbuds out of the charging box and they will automatically pair with each other. Ergonomic Design: Ergonomic and lightweight design fits comfortably in your ear, three sizes of ear tip options provide individualized fit and comfort, allowing you to wear them for long periods of time without pain and falling down. IPX5 Waterproof: IPX5 waterproof rating, wireless Bluetooth headphones are resistant to sweat, water, and rain, perfect for running, hiking, yoga, exercises, gym, traveling and etc. Mini Portable Charging Case: Mini Portable charging case, extremely lightweight, can be put in the pocket. Also, it can fulfill all your daily needs with charging your Bluetooth earphones anytime and anywhere, enjoy your music all day. Multiple Using Modes: The left and right headphones can be used for single-channel mode, or used together as a pair of stereo earphones. Also, you can give one earbud to your lover/familiar/friend, share your happiness.