The S24 keypad is a fully programmable 24 key durable keypad designed for heavy use and multiple users. The Cherry MX black mechanical key switches give this keypad excellent durability and product lifespan. The keypad can be updated with additional double, quad or blanking keys to speed up any data input and ease of use. The key tops have a removable cover so you can put any colour/ text or direction on any key making this the easiest programmable keypad to use.