T-BUDS deliver high-quality sound across an ultra-wide dynamic range. Stylish and ultra-lightweight T-BUDS in-ear earphones feature advanced Active Noise Cancellation (ANC) at a price that is very kind to every budget. To fully enjoy your music, you need superior audio isolation. That is why T-BUDS comes with 2 modes of Active Noise Cancellation ANC ON eliminates environmental noise, while Transparent mode helps you stay aware of your surroundings while you enjoy your music. T-BUDS come with 3 sizes of silicone earbuds for custom fit and maximum comfort, whilst T-BUDS' design makes these earbuds compact, lightweight and discreet. When fully charged, your T-BUDS provide up to 4 hours of music playback. For charging, T-BUDS come with a compact carry case that also serves as a convenient recharging station, providing up to 12 additional hours for a total of 16 hours of playback. The T-BUDS outstanding performance goes far beyond high-quality sound, with features that include a built-in microphone for crystal-clear, hands-free calling; single-touch and automatic pairing with your phone or any Bluetooth playback device; and convenient multi-function touch controls for power, music, phone call, voice assistant, etc. Your T-BUDS will become your new favorite go-to device for your life on the go!Made in: ChinaWireless Charging: NoFrequency Range: 20 Hz - 20 kHzCompatibility: Android;iOSColour: BlackConstruction Method: ClosedPackage Contents: Charging Box;Manual;Earplugs;USB Charging CableImpedance (Ohm): 32.0Bluetooth Version: Bluetooth 5.0Sound Pressure Level (SPL): 96 dBBattery Detail: Li-PolPower Supply: Battery;USB-CType-A Connector: USB-Cype: True Wireless In-EarVoice Control: YesBattery Operation: YesWaterproof: YesMicrophone: YesActive noise cancellation: YesIngress Protection (IP Code): IPX4Play Time (hours): 12.0Charging Time (Hours): 1.0Sensitivity (dB): 42.0Radius (m): 10.0.