Specification:Keyboard:1. Dimensions: 420*160*22mm(L*W*H)2. 2-Keypad assignment3. Outer Shell: Natural fresh bamboo material4. Keycap: Plastic5. Keycap: Natural fresh bamboo material6. Compatibility: PS/2 compatible with all system, USB compatible withwindowns98 and any other updated version.7. Means of output: Cable connetion line (1.8 meters)8. Certificate: FCC, CE, RoHs Mouse:1. Dimensions: 108*55*35mm(L*W*H)2. Non-standar optical, 3 bottons3. Outer Shell: Natural fresh bamboo material4. DPI: 8005. Compatibility: PS/2 compatible with all system, USB compatible withwindowns98 and any other updated version.6. Means of output: Cable connetion line (1.5 meters)7. Certificate: FCC, CE, RoHs Features:1.      Revolutionary new green product, low carbon, biodegradable,environmental friendly.2.      Practical & anti-static.3.      Sweat absorbent and antibacterial.4.      Warm in the winter and cool in the summer for optimum comfort.5.      Bamboo grain absorbs ultraviolet light, anti-radiation.6.      Unique, elegant, and trendy. How To Use:To use your keyboard, simply plug it into a free USB port on your computer.No driver software is needed. You might need to restart the computer incase of system unrecognized for the first time usage.  Package Included:                                                         1 x Natural Handcrafted Bamboo Keyboard & MouseCombo with USB Cable                           1 x Manual