Notes (Before you buy, please read the notes very carefully, otherwise we will not be responsible for your carelessness!):
1: This item is controlled on COM (Serial Port/RS232) via AT commands (GSM 07.07, 07.05).
2: This item doesn't include a software or a driver. You can use your programs or other software (such as Windows Hyper Terminal) to control the modem via AT commands.
3: If you don't know how to use this item, please inquire before you buy it.
4: We will not provide any technical support.
GSM Modem Product List
The whole product includes following list of articles:
1. One Power Supply Adapter, 9V 1A
2. One Data Line (COM: DB9 to DB15, 150cm extension cord).
3. One DB Antenna, 80mm
4. Modem Body: white aluminous shell
5. One Sliding SIM Card Slot
Technical Parameters Specification for GSM Modem
1. Type
GSM Modem with industrial-grade Wavecom Q2303 module.
2. Technological Specifications
●Support dual frequency: GSM 900/1800MHz
●Conform to ETSI GSM 2+ standard
●Output Power:
Class4 (2W @ 900 MHz)
Class1 (1W @ 1800MHz)
●Power Source: 5-24V DC
●Temperature Range:
-20℃ ~ +55℃ active status
-25℃ ~ +70℃ preserved condition
●Product Size: standard
3. Basic Features
●Asynchronous, Transparent or Non-transparent, The highest baud rate: 14400bits/s
●Serial Baud Rate: 300-115200bits/s
●Automatic Baud Rate: from 2,400 to 19,200bits/s
●Support Group 3 Document Facsimile Transmission
●Support Switching between Voice and Fax
●V.42，V.42bis
●RS-232 Interface, Mini DB-9 Connector
●Control via AT Commands (GSM 07.07, 07.05)
Voice, SMS Function
●Voice Function
Call
Urgent telephone
Speech coding and decoding: full rate, enhanced full rate and half rate
Double tone, multiple frequency (DTMF)
●SMS Function
Writing and PDU
Point-to-point (MT/MO)
Cell broadcast
Installation Steps and Usage of GSM Modem
1. Preparations for Use
(1) Short Messages
If you want to use the SMS function of Modem, you need to ensure that SMS of your GSM number(SIM card) has already been activated. The service can be applied for from GSM Service Provider(SP) to which your SIM card belongs. Besides, you need to know the SMS center number of the SP. And the cost of SMS can be consulted with the SP.
(2)Data Service
If you want the data transmission function of Modem, you need to activate data transmission service as the same. The highest GSM data transmission speed is 9.6kbit/s.
Notice: Your GSM number used for data transmission, and the number used for SMS, shouldn’t be the same one. Please consult the SP for details.
(3)Facsimile Service
If you want the facsimile function of Modem, you need to activate facsimile service.
2. Steps for Installation and Usage
A. Plug power supply adapter into the DC outlet on Modem body.
B. Connect the data line of DB9 to DB15 COM to the COM port on Modem body.
C. Screw off the red hat of the antenna, and tighten the antenna connector up.
D. Use a nib or pin to push the button, so that the SIM slot will pop up. Put your SIM card into the slot, with the chip outwards. Put the slot back to the Modem as it be, and ensure that the SIM card is connected well with the card reader.
E. After all of these are done, plug in power source. The red indicator light will light up, and after about 30 seconds, the indicator light will begin to flash regularly, then the device is in readiness. If the indicator light never flash, possibly the connection between the SIM card and the card reader, or the SIM card is the matter. Please make a careful examination, and restart Modem.
Notice: In order to guarantee the useful life of Modem, please turn off the power before loading or removing the SIM card, and connecting or disconnecting the data line or the power cord.
