Transmission distance: 10m Button life: ≥10 million times Working voltage: 5V Working current: < 20mA Interface type: USB Panel material: environmentally friendly plastic Number of keys: 79 Support system: Win/XP/Mac, etc. Features: Wireless silent keyboard Folding patented design Macaron Contrasting Colors Smart sleep and long battery life 1. The same key structure of the notebook, the keys have a slightly frosted touch, and the circular concave keycap fits the finger pulp more comfortably 2. Fully compatible with laptops, desktop computers, Mac and Windows can be used together 3. The keyboard will automatically enter the sleep state if it is not used for a long time, saving energy 4. USB laptop external keyboard, mute, portable, suitable for office and home use 5. With the Fn key, use the multimedia combination function, office and entertainment are not wrong Note: The corresponding function can only be used in the corresponding scene