Notebook Computer External Wireless Keyboard Silent Mute Desktop External USBdescribe:100% brand new and high qualityFunction:The retro-style round keycap design is soft and smooth, and the operation is simple and easy.79 chocolate buttons, using noise reduction technology to create a quiet working environment.The concave arc and frosted touch of the keycap can reduce finger fatigue after prolonged use.10 meters wireless transmission, stable Bluetooth connection, long standby time.Plug and play, no other drivers are needed, easy to install and use.Technical data:Item type: keyboardmaterial: plasticDimensions: 310 x 152 x 155mmcolor: WhiteNumber of keys: 79 keysLife: 10 million timesSupport system: WindowsQuantity: 1attention:Transition: 1 cm = 10 mm = 0.39 inchesDue to manual measurement, please allow an error of 0-1cm. Make sure you dont mind bidding.Due to the difference between monitors, the picture may not reflect the actual color of the item. Thanks