HP 230 Wireless Keyboard

USB connector type: USB Type-A Product colour: Black Backlight: No Island-style keyboard: Yes Power source type: Battery Keyboard dimensions (WxDxH): 440 x 146.2 x 27.6 mm Keyboard weight: 495 g Weight: 495 g Windows operating systems supported: Windows 7 Package weight: 685 g Package width: 457 mm Package height: 31 mm User guide: Yes Receiver included: Yes Number of products included: 1 pc(s) Mouse included: No Connectivity technology: Wireless Frequency band: 2.4 GHz Numeric keypad: Yes Pointing device: No Keyboard form factor: Full-size (100%) Recommended usage: Universal Device interface: RF Wireless Keyboard key switch: Membrane Height: 27.6 mm Width: 440 mm Depth: 146.2 mm Harmonized System (HS) code: 84716060 Warnings: Do not disassemble the keypad - risk of electric shock.