ergo-comp systems offers unique and innovative ergonomic computer keyboards. the ergomatic keyboard is the world's first low-cost, extended and expanded keyboard that offers users a friendly ergonomic shape. it plugs into all current pc and/or mac computers. it also features dually coded keytops and therefore offers the world's most efficient and first fully-integrated key layout. the maltron offers relief for rsi (repetitive strain injury) and carpal tunnel syndrome sufferers, and increases keyboarding speed and accuracy.