A compact pair of True Wireless Stereo Bluetooth Earbuds with flexible silicone bud covers. This allows them to fit securely in your ears, making them a comfortable option for both everyday and sporting use. Listen to your music while walking, running or at the gym, and the built-in microphone allows you to use them for phone calls too. Pair the earbuds once with your device (phone, tablet or laptop), and you wont need to do so again they will automatically pair thereafter, as soon as you remove the earbuds from the case, providing your device has Bluetooth mode switched on. case: 6 ( l ) x 4.5 ( w ) x 2 ( h ) cm ABS & silicone charging cable and user manual are included Bluetooth V5.3 built-in microphone supports call pick-up case battery: 150mAh earbud battery: 28mAh playback time: 3 3.5 hours LED power indicator touch control feature packaged in a Swiss Cougar Gift Box