Crisp and clear sound combined with a comfortable fit, makes these true wireless stereo earbuds a faithful daily companion for work and play. case: 5 ( l ) x 4.5 ( w ) x 1.7 ( h ) cm ABS charging cable and user manual are included compatible with smart phones, tablets and most other Bluetooth enabled devices Bluetooth V5.1 Bluetooth distance: 10 metres case battery: 200mAh earbud battery: 30mAh charging time: 1.5 - 2 hours playback time: 4 – 6 hours type-C charging cable packaged in a Swiss Cougar gift box