SPECIFICATIONS: Interface: USB interface Standard Keys: 104 keys US layout keyboard Keys Type: Membrane keys Keycaps: Double-colored injection Material: ABS/Aluminum alloy Cable: 4.9ft/Copper inner core Size: 17.7*5.0*1.2 inches Net Weight: 700g PACKAGE INCLUDED: 1×Wired Membrane Keyboard 1×User Manual 1×Small Brush Package Dimensions: 17.8 x 6.5 x 1.5 inches