Perixx PERIBOARD-535BR Wired Ergonomic Mechanical Split Keyboard - Low-Profile Brown Tactile Switches - Programmable Feature with Macro Keys - with Windows and Mac OS X - US English

Full-Size Keyboard With Ergonomic Design: Full-size keyboard with a split-key design and curved frame promote a better posture by helping to position the wrist and arms in the most natural typing posture
Brown Tactile Mechanical Switches: The brown clicky switch is designed for use with good key-press feedback with less loud clicky sounds. For those with heavy coding or typing work, this clear indication of the key switch is an ideal solution for you without much of the clicky noise.
Adjustable Tilt Wrist Rest: The integrated palm rest supports the palm and wrist while correcting the wrist pronation while typing to prevent unwanted pressure and muscle strains with 0, -4, and -7 degrees.
Programmable Keys: Intuitive software to rearrange the keys, assign custom key actions, and 4 macros to simplify specific tasks and optimize the workflow. The dedicated Win and Mac keys can switch easily between the Mac OS X and Windows systems.
System Requirements: Compatible with