Adesso WKB-4500UB

Wireless TechnologyWorks up to 30 feet of wireless distance. Operates on 12 different channels, each with 65,536 different IDs.Desktop full sizeFull size keyboard provides better typing experience.Ergonomic Contour DesignMinimizes forearm muscles from twisting and pains from Carpal Tunnel SyndromeSplit Key DesignEncourages natural position of hands... more, wrists and forearms for maximum comfort.Integrated Palm RestKeeps your wrists in the most comfortable position.Built-in TouchpadOffers full mouse control with less muscle movement for maximum comfort.Multi-Media HotkeysProvide ease of access to some of the most used functions.Membrane Switch5 Million keystroke lifecycle for a quiet and fast typing experience.Auto Sleep and Power On/Off SwitchMaximizes your battery life up to 6 months.Wireless ReceiverCompact and convenient to plug into to your laptop or tablet.Specifications:Key Layout: 105-Key US LayoutKey Type: MembraneConnection: 2.4GHz Radio Frequency Wireless TechnologyWorking Range: 30 ft (10m)Battery: (2) AAATouchpad:Built-inIndicators: Num Lock, Caps Lock & Low BatteryWindows Hotkeys: 13 (Home, Back, Forward, Refresh, Search, Favorites, Sleep, Wake Up, Power Off, Calculator, My Computer, Music & Email )Multimedia Hotkeys: 7 (Play/Pause, Previous Track, Next Track, Volume Up, Volume Down, Mute & Eject)Dimensions: 20.5 x 9.3 x 1.5″ (521 x 235 x 38 mm)Weight: 1.87 lbs. (844 g)Certificates: FCC, CE, ROHS, WERCS, IC: 23351-XPACQ1Requirements:Operating System: Windows 10 / 8/ 7Connectivity Interface: USB port for wireless receiver