CHERRY WhisperKey Economy Keyboard, Black - 104 keys A Cherry-quality typing experience at a fraction of the cost: ultra-silent whisper keys for low-noise typing Full QWERTY Key Layout in full-size 17.5" Built with LPK Key switches. Gentle, quient, and durable wear resistant keys. 4 convenient hot keys for quick access: calculator, e-mail, browser, and sleep mode USB Plug and Play Set Up - Win 10/Win 8/Win 7/Linux/Vista/Windows Vista, can be used for Mac, Laptop, Notebook, PC. 2 Year warranty. LPK Keyswitches are rated at 10 Million Actuations to provide quiet, gentle, and durable wear resistant keys Up to 10 million keystrokes Full QWERTY Key Layout in full-size 17.5 Form Factor  Plug &amp; Play USB connection Whisper Key Technology up to 10 Million Actuations  3 blue status LEDs 4 Hot keys