Feature:1. SCREEN OPERATING: The charging case of the Bluetooth headset comes with a screen operating function, which allows you to intuitively view information such as the headset's battery level, connection status, etc. It provides 16 function options, which is convenient for users to operate on their own.2. ACTIVE NOISE CANCELLATION: Whether in a noisy environment or on a quiet night, the active noise cancellation technology provides a clear, anti interference sound experience.3. COMFORTABLE DESIGN: Ergonomically designed to fit most people's ear shapes, and no discomfort when worn for long periods of time. Simply turn on your cell phone's Bluetooth and connect easily to use.4. PREMIUM SOUND QUALITY: With top hardware configuration, it provides ultra high definition and lossless sound quality, bringing you an immersive listening experience beyond value.5. LONG STANDBY TIME: The rechargeable headphone provides long time playback without frequent charging, which is in line with the demand of long time use on the go.Specification:Item Type: Touch Screen Bluetooth EarbudsBluetooth: 5.4Charging Case Battery: 1200mAh Polymer Lithium Battery (included)Monaural Earbud Battery: 150mAh Polymer Lithium Battery (included)Cable Type: C to C PortVoice: Multi National Voice SupportCharging Time: 1.5hStandalone Battery Life: 78hWhole Machine Life: 4550hHome Screen Functions: Play Music, Sound Level, Active Noise Reduction, Equalizer, Timer, Mode Selection, Brightness, Voice Switching (14 Countries Voice Switching), Lock Screen Wallpaper, Background Wallpaper, Calendar, Find Headphones, Flashlight, Favorite Songs, Photo, VoiceGross Weight: 138g/4.9oz.Package List:1 x Earbud Case2 x Earbuds1 x Cable6 x Accessories