Built-in Microphone: This mini wireless earphone is in lightweight and ergonomic in-ear design, which provides you with clear and loud stereo sound. You can answer or make calls hands-free with the built-in microphone and enjoy the auditory feast anytime anywhere. The earphones can also be used separately.Immersive Positioning Audio: This wireless headset enhances the bass stereo sound effect, and the about 12mm/0.47in large audio driver provides an immersive gaming experience. Hear the subtle and explosive parts of the game with a precise positioning of the 3D soundscape to help you gain a competitive advantage.Comfortable to Wear: TWS gaming headsets are designed with dazzling LED lights on the earphones to highlight the gaming atmosphere. Every surface that touches the ear is made of soft silicone, which is easy to wear for a long time. The headset includes 3 earphone sizes to help you get the best fit. Enjoy your gaming moments!Mini Portable Power Bank: The charging box has a built-in high-capacity battery to ensure reliable charging of the earphones. Fully charged earphone can play continuously for 3~5 hours. No need to worry about charging when going out. When your phone is powered off, you can also use the charging box to charge your smartphone as a mini power bank.Technology for Bluetooth 1: This wireless headset used advanced technology for Bluetooth 1 provides excellent connection. Noise reduction makes the music clear and powerful, and the built-in microphone can suppress environmental noise during a call, making your call more comfortable and clear.