Description Specifications Mfr Part Number: KB-IMK15 Features: Stylish 107-Key Keyboard Ergonomic and Durable Design for Great Comfort Tactile Key Switches with Quick Response USB Interface for Easy Installation Language Availability: English Material: ABS HIPS Interface: USB Keys: 107 keys Keyboard Button Life: 1 Million Times Operating Voltage: 5 ± 0.5V Operating Current: 80 mA Operating Temperature: 0 ~ 40°C Operating Humidity: 20 ~ 90% Cable Length: 1.8 m Color: Black System Requirements: Windows10/ Windows8/ Windows7/ Windows Vista/ Windows XP/ Windows2000/ Windows ME /Windows98 /MAC OS.Cent OS and Linu Dimensions: 440.0 x 132.0 x 32.0 mm Weight: 525.0 ± 20.0 g