GSM/GPRS Modem
Tri-band 900/1800/1900MHZ
(GM-22) Introduction GM-22 is a ready-to-use Tri-band GSM/GPRS Modem for voice, data, fax, and SMS services. It also supports GPRS (class 4) for high speed data transfer. GM-22 can be easily controlled by using AT command for all kinds for operation. With standard 9-pin RS-232 port and telephone-like audio plug the GM-22 can be set up without too much effort. Specifications | BAND | EGSM 900/DCS 1800/PCS 1900MHz
Phase 2+ compliance |
GPRS class 4
class B | Max 3 downlink,1 uplink, max 4 slot
simultaneous | | Waterproof | | Support Voice, Data, Fax, and SMS | | AT Command Set | | Power Operation Voltage | 12 V DC ± 10% | | Power Consumption | Speech mode: 230mA (min), 260mA (max)
Standby mode: < 6mA(paging rate 2), < 3mA(paging rate 9) at GSM 900MHZ
GPRS: 250mA (max) | | Dimension |
98 x 72 x 32 (mm) |
| Weight | 100 (g) | | Temperature Range | Operation: -20°C ~ 55°C
Storage: -30°C ~ 70°C | | Interfaces | SIM holder
15 pin sub-D connector (serial and audio connection)
4-pin power supply connector (micro-Fit)
SMA antenna a connector (50 chm) |
Applications * Wireless reporting system
* Wireless PSTN
* Mobile Trunk
* Car phone/ Telematics
* Wireless Terminal
* Alarm/ Security System
* Remote Control Options * GSM Tri-band 900/1800/1900MHZ antenna
* Y Cable (including sub-D (15 -> 9) and RJ11 phone plug)
* Power Adaptor (110 ~ 240VAC) |
