This document describes a product that complies with the Radio Equipment and Telecommunication Terminal Equipment (R&TTE) directive. The product meets requirements for EMC and low voltage, and conforms to 3GPP TS 51.010-1, EN 301489-7, and EN 60950 standards.
The GR47/GR48 Technical Description Manual provides a detailed overview of the Sony Ericsson GSM modules, including their dual‑band capabilities, supported services (SMS, voice, data, GPRS, CSD, HSCSD) and integration options for machine‑to‑machine and man‑to‑machine applications. It also lists the AT command set, embedded applications, and TCP/IP stack available on the modules.
The document contains mechanical dimensions, electrical characteristics, environmental limits, and compliance information, as well as contact details for customer support. It is intended for system integrators and developers who need to embed the modules into their products.
| Maximum length | 50 mm |
|---|---|
| Maximum width | 33 mm |
| Maximum thickness | 6.82 mm |
| Weight | 18.5 g |
| Operating voltage | 3.6 V (‑0.2 + 0.4 V tolerance) |
| Idle power consumption | <5 mA |
| Maximum RF output power | 2 W (GR47) / 1 W (GR48) |
| Frequency range (GR47) | GSM 900, EGSM 900, 1800 MHz |
| Frequency range (GR48) | GSM 850, 1900 MHz |
| Operating temperature range | -25 °C to +55 °C |
The GR47 supports GSM 900, EGSM 900 and 1800 MHz dual‑band operation.
Idle mode power consumption is less than 5 mA.
The GR47 can output up to 2 W, while the GR48 can output up to 1 W.