The precise and reliable CHERRY DC 2000 wired desktop keyboard and mouse set has been optimised for the professional requirements of office use in accordance with GS certification. Other highlights: - Symmetrical ambidextrous design - Abrasion-resistant keyboard lettering - 4 hotkeys (calculator, e-mail, browser, sleep mode) - Simple Plug and Play USB connection Products purchased after 01/04/2019 get an extended warranty of 3 years.