Designed for use with any embedded system application, the 560MM-TW modem module operates in temperatures ranging from –40°C to +85°C. With an on-board modem controller and data pump the modem is self-contained, giving system engineers the flexibility of adding modem functionality into system products with minimal resources. The standard features of the modem include 56 kbps data speed, 14.4 kbps fax, voice recording and playback, digital line protection, and DTMF decoding. Optional features include two-wire leased-line and dial-up support, and simultaneous voice and data on one telephone line. The unit is claimed to meet global safety and telecom system requirements. The modem firmware supports more than 30 country PTT standards including Japan, Australia and Singapore. The product costs $129 each, with discounts on volume purchases.