1. 15 multimedia keys 2. Natural trackball, with two buttons on the left and right corners, with a simple scroll wheel 3. Plug and play, 10m wireless distance transmission 4. Connection method: 2.4G wireless 5. Number of keys: 94 keys 6. Mouse DPI: 1200 7. Tracking method: mouse trackball 8. Power: 2 AA batteries (not included) 9. Button life: 8 million times 10. Dimensions: 26 x 12 x 2.5 cm 11. Product weight: 210g