User guide

Chapter 1 – Product Description and Specifications
Multi-Tech Systems, Inc. MultiModem iCell Intelligent Wireless Modem User Guide 5
MultiModem MTCMR-H (HSDPA)
The MultiModem MTCMR-H wireless modem delivers some of the fastest cellular data speeds by utilizing HSDPA
technology. It allows users to connect to the Internet and send and receive data faster than possible with an ordinary
GSM/GPRS network making it ideal for highly data-intensive applications. Based on industry-standard open interfaces, the
MultiModem MTCMR-H wireless modem is equipped with quad-band, high-speed RS232 technology, which means it can
be used worldwide on all existing GSM networks.
AT Commands: The MultiModem MTCMR-H wireless modem is configured using the HSDPA AT
Commands. These commands are documented in the Reference Guide for the MultiModem Wireless
HSDPA Modems, document number S000453x.
MultiModem MTCMR-E (EDGE)
The MultiModem EDGE wireless modem delivers some of the fastest cellular wireless data speeds utilizing EDGE
technology. It allows users to connect to the Internet, send and receive data up to three times faster than possible with an
ordinary GSM/GPRS network making it ideal for highly data-intensive multimedia applications.
AT Commands: The MultiModem MTCMR-E wireless modem is configured using the EDGE AT
Commands. These commands are documented in the Reference Guide for the MultiModem Wireless EDGE
Modems, document number S000371x.
MultiModem MTCMR-G-F4 (GPRS)
The MultiModem GPRS wireless modem offers standards-based quad-band GSM/GPRS Class 10 performance. Ready to
deploy, standalone data modem allows developers to add wireless communication to products with a minimum of
deployment time and expense.
AT Commands: The MultiModem MTCMR-G wireless modem is configured using the GPRS AT
Commands. These commands are documented in the Reference Guide for the MultiModem Wireless GPRS
Modems, document number S000293x and also the Reference Guide for the Universal IP Commands,
document number S000457x.