1. USB interface, plug and play, no need to install drivers 2. Ergonomic design, comfortable to use 3. The unique X-plane palace column structure of the keycap provides better feedback, more efficient, quieter, natural feeling and more comfortable, greatly reducing fatigue 4. With multi-function buttons, easy to use 5. The natural color of the laser coating is not easy to fade 6. Number of keys: 88 7. Compatible system: Win XP/7/8/2000, Mac OS 8. Size: about 32x15.5x1.5cm

http://olla.gr/kb-301a-multimedia-notebook-mini-wired-keyboard-cangjie-version-black/