Features: brand new and high qualityUpgraded Compatible-Bluetooth-compatible 50 Technology: More stable, lower energy consumption and wider transmission rangeSmooth Gaming Experience: With this headphone, you are able to play any mobile game delay-free and smoothHigh-Fidelity Stereo Sound and IPX 6: This wireless earbuds provide incredible sound quality through high-definition rendering technology You can use it at gym, office etc It's waterproof and sweat proof, enabling you enjoy perfect exercising moments even during intense sportsUSB Fast Charging and Long-Lasting Battery: wireless earbuds can be used continuously for 5-6 hours after fully charged The mini charging case is light-weight and you can bring it anywhereComfort to Wear: This product adopts ergonomic design, which can realize painless putting on and taking off, bringing you unburdened enjoyment Package Includes:1 Piece Earphone Specifications:Material: ABS Size: 61x45x3 cm/240x177x118 inches ApproxColor: Black/Black and Red/White/White and BlueEffective Operating Range: 15 meters/492 ft Approx note:1Please allow slight inaccuracy due to manual measurement, make sure that you do not mind before you order 2Due to the difference between different monitors, the picture may not reflect the actual color of the item