Make sure this fitsby entering your model number.
Slim and Thin Design-JOYACCESS wireless desktop keyboard has all keys in scissor-cross low profile structure;which maks it ulra-slim(keystroke travel 2mm),resposive and less noise.The portable mouse is also built-in in newest noise-free switches for quiet click.Both keyboard and mouse give a world of silence and a morden desktop; great for conference, board presentation, library, coffee shop, night work, travel, etc.
HIGH PRECITION DPI 2400 in 5 levels- You can easily change the cursor sensitivity of this cordless mouse depending on your activities;usually 1600 DPI for office, DPI 2000-2400 for 4K resolution monitor or entertainment like gaming at home. 2 polling rate: 125Hz and 250Hz; adjusted by pressing the right key and the wheel simultaneously at 3s for change.

The MK540 Advanced is an instantly familiar wireless keyboard and mouse combo built for precision, comfort, and reliability. The full-size keyboard features a familiar key shape, size, and feeling – and the contoured and ambidextrous mouse has been designed to fit comfortably into either palm.
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, Stay productive for hours with a comfortable full size mouse that combines precision laser grade tracking and advanced controls
Your keyboard stays powered for 36 Months and your mouse for 24 Months with no battery changes.