MultiModem CDMA 2000 provides telephony and Dual Tone Multi Frequency (DTMF) functionality as well as QCELP and echo cancellation
MultiModem CDMA 2000 from MultiTech features a ready-to-deploy, standalone wireless modem with a broad range of interface options including RS-232, USB and Ethernet to cover all of your application needs. It offers CDMA2000 1xRTT performance, Short Message Services (SMS), telephony and Dual Tone Multi Frequency (DTMF) functionality as well as QCELP and echo cancellation. It also supports CDMA IS-95A and IS-95B circuit-switched cellular data (CSD) connections. The modem enables mobile internet functionality by allowing inter-networking between the existing Internet and the cellular network at speeds up to 153.6Kbps.