This Bluetooth headset uses Bluetooth 5.0 technology, low power consumption, more stable transmission, simpler connection, can charge mobile phones, and is waterproof and sweatproof, and is fully compatible. Support touch control operation, only need to touch, you can complete a variety of complex functions. In order to avoid the pain that may be caused by physical button operations.Feature:ENDURANCEThis portable Bluetooth headset is equipped with a 2000 mAh charging box.Specification:Condition: NewItem Type: Wireless EarbudsMaterial: ABSColor: BlackBluetooth Version: V5.0Noise Reduction Version: CVC8.0Working Distance: Within Approx. 10m/10.9ydSingle Ear Capacity: 50mAhCharging Compartment Capacity: 2000mAh Lithium Battery 18650 (Built in)Earphone Charging: About 40 TimesCharging Compartment Input Current: 5V 1AMagnetic Attraction Function: Magnetic Absorption ChargingControl Mode: Smart Touch ControlProduct Function: Play Pause (Tap Left Ear Once), Answer or Hang Up (Tap Left Earone Click), Call for Siri (Long Press the Left Ear for 1 Second), Volume Down (TapLeft Ear 3 Times), Switch to the Previous Song (Tap Left Ear 2 Times), SwitchMachine (Long Press for 5 Seconds)Applicable Products: Smart Matching Mobile Phone, Tablet Computer (Compatible for Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.