1. Keyboard interface: USB2. 2. Mouse interface: USB3. 3. Working method: photoelectric 4. Size: keyboard 28.4x13.2x0.5cm, mouse 11.3x5.7x2.3cm 5. Good battery life, energy saving and power saving 6. Exquisite and compact, easy to use 7. Ergonomic structure design 8. High-precision engine, unbounded 9. Quiet micro-motion, effectively reduce noise 10. Comfortable hand feel, selected X frame makes the keyboard more stressed, more uniform and quieter
