Punk Round Keycap More Comfortable Feel Adopting improved film technology, the sound is light and quiet, with a retro typewriter style. The high key position design brings a realistic mechanical feel, making it comfortable to use Mixed Color Keycap High Beauty Design High-quality ABS material keycaps have a comfortable and delicate touch, keeping them fresh at all times Signal Enhancement 10m Bluetooth Transmission Advanced Bluetooth 5.0 technology, no lag at a distance of 10 meters Easily meet the needs of different scenarios Quick Multimedia Button with One Touch Access FN multimedia composite keys for playbackpause, and volume adjustment wait for shortcut operations Specifications Interface USB Mouse Connection 2.4G Wireless Bluetooth 5.0 Lighting No light Material ABS Number of keys keyboard 84 mouse 4 Mouse Size 100 x 59 x 40mm Keyboard size 330 x 155 x 33mm Mouse Battery 1 x AA battery not included Keyboard Batteries 2 x AAA batteries Included