Wide Compatibility --Compatible with Windows 2000 / ME / XP / Vista / 7 / 8 / 10. Work well with Macbook, desktops, Chrome-book, PC, Laptop, Computer Smart TV and more. Both keyboard and mouse give a world of silence and a morden desktop; great for conference, board presentation, library, coffee shop, night work, travel, etc. 5 Adjustable DPI Levels --You can easily change the cursor sensitivity of this cordless mouse depending on your activities;usually 1600 DPI for office, DPI 2000-2400 for 4K resolution monitor or entertainment like gaming at home. 2 polling rate: 125Hz and 250Hz; adjusted by pressing the right key and the wheel simultaneously at 3s for change. Stable 2.4G Wireless Connection --2.4GHz wireless signal delivers up to 10 meters connection. The optical mouse working currency is only 0.11mA and will automaticly enter power saving mode if inactivity in 20s; easily wake it up by moving.The compact keyboard also come into sleep in 8 minutes if no typing. *Battery not included in package. Plug&Play and Sleek Design --The keyboard and mouse set commonly use one nano receiver only for saving USB port of your computer or laptop.*The nano receiver is snapped in the storage of mouse near battery compartment. JOYACCESS wireless desktop keyboard has all keys in scissor-cross low profile structure;which maks it ulra-slim(keystroke travel 2mm),resposive and soft. Wireless Keyboard Mouse -- JOYACCESS red wireless keyboard and mouse designed ergonomic. The wireless keyboard has a tilt angle for the great typing position.New color scheme adds a touch of color to your boring office environmentSweat-resistant, skin-friendly finish wireless mouse in contoured shape would provide hours of work comfortably.