:| Keyswitch Technology: Membrane| Keyboard/Keypad Connectivity Technology: Cable| Number of Keys: 77| Pointing Device Type: TouchPad| Keyboard/Keypad Host Interface: USB| Keyboard/Keypad Height: 0.83"| Keyboard/Keypad Width: 8.58"| Keyboard/Keypad Depth: 5.91"| Device Supported: Computer| Green Compliant: Yes| Green Compliance Certificate/Authority: RoHS| Country of Origin: China. .