Features & details 【Unique 8000mAh Charging Box】Wireless earbuds can last for over 3. 5 hours to 4 hours’music playtime on a single charge. 8000mAh capacity charging box supports charging your cellphone or any other smart devices with suitable cord. 【IPX6 Waterproof Earbuds】Tested IPX6 Certified Waterproof. Earbuds inner nano-coating makes it possible to to resist rain and sweat. High-level water-resistant makes it suitable for sports to prevent water ingress Perfect when going running, gyming, fishing, skiing, climbing, cycling, hiking, camping and daily use. 【TWS & Bluetooth 5.0 Technology】: Equip the most advanced Bluetooth 5. 0 with TWS technology. Fast and stable transmission with 3D Stereo Sound and Deep Bass. Noise Cancellation technology reduces ambient noise and echo, offers Truly Natural, Authentic Sound and Powerful Bass Performance sound no matter in calls or in music time. 【Easy Pairing & Comfortable Design】Pick up 2 earbuds from Charging Box. They will connect each other automatically, then only one step easily enter mobile phone bluetooth setting to pair the earbuds [ T9 ]. Wireless earbuds are designed to comfortably fit in your ear, in-ear design. Wear for long hours with no pain and not easy to fall from ears. 【True Wireless Experience】You will never worry about wire tangles while on wireless earphones as they use No wire connections at all and the connection is strong for a 33 ft. Distance. Wireless earbuds justify the new revolution in your music output experience