Modem Wavecom Q2303A Module
COM/RS232/Serial Port AT Commands SMS Voice Call
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.
Before taking this item, please click GSM Coverage In The World to check whether your region
is covered by anyone of GSM 900MHZ/1800MHZ.
GSM Modem Product List
The whole product includes following list
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
Parameters Specification for GSM Modem
GSM Modem with industrial-grade Wavecom Q2303A module.
2. Technological Specifications
frequency: GSM 900/1800MHz
ETSI GSM 2+ standard
Class4 (2W @ 900 MHz)
Class5 (1W @ 1800 MHz)
-20℃ ~ +55℃
-25℃ ~ +70℃
3. Basic Features
Transparent or Non-transparent, The highest baud rate: 14400bits/s
Baud Rate: from 2,400 to 19,200bits/s
3 Document Facsimile Transmission
Switching between Voice and Fax
Interface, Mini DB-9 Connector
AT Commands (GSM 07.07, 07.05)
Voice, SMS Function
Speech coding and decoding: full rate, enhanced full rate and half
Double tone, multiple frequency (DTMF)
Writing and PDU
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.
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.
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.