SCM Products is one of the industry leaders in the design and manufacture of custom keyboards and keypads. These units cover a broad range of sizes with as few as 16 keys to large units with well over 100 keys. These keyboards can contain various key shapes, colors and sizes. The keyboards can be manufactured with or without led's to highlight additional information as desired. Our keyboards are designed with a multitude of interfaces. These include PC, PC pass thru, RS232 (serial), and RS422 (polled). Individual keyboards can be designed to include a single interface or they can include some or all interfaces in one keyboard selectable by dip switches. SCM Products can design a unique keyboard to your specification and produce a working prototype for a minimal charge within six weeks after approval of your design layout.