GEMBIRD KBS-WCH-03 Wireless desktop set 80014283 Product Description: Gembird - keyboard and mouse set - QWERTY - US - black Input Device Device Type: Keyboard and mouse set Interface: 2.4 GHz Wireless Receiver: Nano USB wireless receiver Connectivity Technology: Wireless Localization and Layout: QWERTY US Hot Keys Function: Multimedia Numeric Keypad: Yes Pointing Device: Mouse - wireless - optical Buttons Qty: 4 Colour: Black Package Type: Colour box Manufacturer Warranty: 1-year warranty