Type: 2.4Ghz Wireless
Interface Type: USB
DPI: 1200
Style: Mini
Style: Finger
Style: Trackballs
Package: Yes
Hand Orientation: Both Hands
Number of Rollers: 1
Number of Buttons: 4
Power Type: Battery
Operation Mode: Opto-electronic
Gross Weight: 50g
Time to market: Dec-13
Model Number: N/A