Brand Name: NoEnName_Null
Type: Wired
Origin: Mainland China
Hand Orientation: Both Hands
DPI: 1600
Package: Yes
Number of Buttons: 4
Power Type: Battery
Style: Trackballs
Certification: NONE
Number of Rollers: 3
Operation Mode: Trackball
Interface Type: USB
Brand Name: NoEnName_Null
Type: WIRED
Origin: Mainland China
Hand Orientation: Both Hands
DPI: 1600
Package: Yes
Number of Buttons: 4
Power Type: Battery
Style: Trackballs
Certification: NONE
Number of Rollers: 3
Operation Mode: Trackball
Interface Type: USB