SocketModem® Cell
MTSMC-H5.R2-SP
HSPA+ Embedded Modem, Serial Interface - Single Pack
Modem only. Accessories sold separately.

GSM Modem Activation Procedure
How to Properly Power Down a Cellular Radio
SocketModem® HSPA+ MTSMC-H5 Device Guide
Universal Socket MT-SMI-DK Developers Guide
Universal Developer Kit 2.0 MTUDK-ST-Cell (with USB only) Developer Guide
Universal Developer Kit 2.0 MTUDK-ST-Cell (with DB9 RS-232 Connector and USB) Developer Guide
USB Driver Installation Guide for -H5 Products
Universal Developer Kit 2.0 Cell MTUDK2-ST-Cell (with DB9 RS-232 Connector and USB) Quick Start
Universal Developer Kit 2.0 Cell MTUDK2-ST-Cell (with USB only) Quick Start
Using AT RUN, Setting up Digital Voice Interace and Configuring Ports
AT Commands for version 12.00.023 -H5 HSPA+ and 12.00.223 -H6 Products