Cermetek manufactures communications modules for embedded systems. These include high-speed modems, low-speed modems, internet protocol equipped modems, 900 MHz and 2.4GHz modules for wireless sensor networks, and embedded ethernet modules. Founded in 1968, Cermetek has been the forerunner in the modem technology for embedded communications systems. Most recently, Cermetek has entered the short haul wireless sector of the communications market, focusing on developing remote sensor applications.