Plug And Play Wireless Combo Connect your keyboard and mouse with one tiny Logitech Unifying™ USB receiver. You’ll get a reliable – and encrypted – wireless connection up to 10 meters away with virtually no delays or dropouts. A Compact Wireless Mouse - (M185) Get the freedom of wireless with a compact mouse designed to fit comfortably in either hand. Familiar typing Experience The keys have been optimized for improved accuracy and reduced noise – and your fingers will immediately feel at home on the familiar key surface and layout. The palm rest and adjustable tilt legs keep you comfortable for long stretches at the desk. Reliable And Hassle Free Your keyboard won’t require new batteries for 36 months and your mouse stays powered for 18 months. The keyboard is spill resistant to 60ml of liquid and abrasion resistant key printing ensures your keys won’t quickly fade.1 Features • Wireless Keyboard K540e • Wireless Mouse M185 • Wireless Unified nano-receiver • 3 AA alkaline batteries (pre-installed) Keyboard Specifications Keyboard Model     K540e Form Factor     Standard Full Size Key Switches     N/A Wired/Wireless     Wireless Connectivity      Rechargeable Battery     No Battery Type      USB Hub     N/A Wrist Rest     None Report Rate     N/A Anti-Ghosting     No Key Rollover     N/A Macro Keys     N/A Macro Recording Method      Media Keys     No Win Lock Key     No Special Keys      Back-Lit Keys     No LED Lighting Colour     N/A Keyboard Backlighting Functions     N/A On-board Processor      On-board Memory     No On-board Memory Size      Removable Keycaps     No Other Keyboard Features      Language      Cable      Cable Material      Cable Length      MAC Compatible     No Compatible Operating Systems      Colour      Dimensions      Weight      Mouse Specifications (If Included) Mouse Included     No Mouse Model      Mouse Type     N/A Number of Buttons      Scroll Wheel     No Scroll Wheel Tilt Function     No Mouse Resolution     N/A Rechargable Battery     No Mouse Battery Type      Mouse Colour      Mouse Dimensions      Mouse Weight      Other Accessories (If Included) Headset     No Card Reader     None