1. 2.4G Wireless Connection: Only one USB port is required (plug and play, no other drivers or options), you can connect the micro receiver to the keyboard and mouses. 2. 4G wireless technology, more stable connection, effective wireless range up to 33 feet. The USB receiver has been inserted into the battery box of the mouses. Only use the nano receiver to connect the keyboard and mouses.
2. 12 Function Hot Key: The mute button allows you to enjoy a comfortable, smooth typing and clicking feeling. Hot keys provide easy access to applications and media controls. The wireless silent keyboard has 12 easy-to-reach function keys that can be used for multimedia control of video, music, email, etc. Ideal for entertainment, teaching and office, it can save your time and simplify work and life. Suitable for family, office and travel.
3. Stylish Full-size Keyboard: The compact full-size keyboard includes quick access hot keys, multi-function function keys and a built-in numeric keypad. With the special curved and streamlined keyboard, your desktop is unique and elegant. The splash-proof function prevents the internal components of the wireless keyboard from being damaged by accidental spills of coffee or water. You can concentrate on your work and enjoy tea time while typing.
4. High DPI Ergonomic Design: The wireless keyboard and mouses have 1200 DPI, which allows you to easily change the cursor sensitivity and track more smoothly on various surfaces. Stylish, streamlined, elegant and compact keyboard design brings comfort, smooth percussion and click effects, the contour perfectly fits your palm and reduces hand fatigue. Ergonomically designed.
5. Wide Compatibility: The mouses and keyboard combo is durable and compatible for Windows 2000, for ME, for XP, for Vista, for 7, for 8, for 10. This combo is suitable for desktops, for Chrome books, PCs, laptops, computers, smart TVs. (The keyboard requires 2 AAA batteries, and the mouses requires 2 AAA batteries. Batteries are not included.)
Specifications: 
Material: ABS
Keys: 64 keys + FN function keys 96 keys
Interface: USB wireless receiver
Effective distance: 10 M
Silk-screen version: support multiple languages
Color: Black 
Button life: more than 10 million times
Support system: for Windows98/for 95/for NT/for ME/for 2000/for XP/for Vista/for 7.0/for 8.0
Product size: about 283*10.6*10mm/11.14*0.42*0.39in
Keyboard weight: about 300g
Mouses size about 115*58*18mm/4.53*2.28*0.71in
Mouses weight about 50g
Packing List: 
Wireless Keyboard*1 
Mouses*1 
Receiver*1