This compact and comfortable pair of TWS earbuds is housed in a case which has a digital indicator to keep track of the power you have left in your earbuds batteries. 5.5 ( l ) x 4.3 ( w ) x 2.9 ( h ) cm ABS charging cable and user manual are included support playback from smart phones, tablets and most other Bluetooth compatible devices Bluetooth V5.2 + EDR Bluetooth distance: 10 metres case battery: 250mAh earbud battery: 30mAh charging time: 2 hours playback time: 3 – 4 hours with LED display packaged in a Swiss Cougar gift box