2G,3G,4G LTE modem,With SIM card slot,Support RS232 or RS485 interface

Industrial  RS485 or RS232  GSM MODEM,with sim card slot

Frequency bands.

 2G MODEM.

      1.HDM1002GG. GSM/GPRS,850/900/1800/1900MHz

        2.HDM1002GC. CDMA 1X,800MHz 

3G MODEM.

     1.     HDM1003GW. WCDMA 850/1900 MHz or 900/2100MHz

     2.     HDM1003GE.  EVDO 800 MHz

4G MODEM.

     1.HDM1004GC 

               LTE-FDD. B1,3,7,8
               LTE-TDD.B38,39,40,41
               WCDMA.900/2100MHz
              TDSCDMA. band A and band B
              GSM.900/1800MHz

    2.HDM1004GE 
           Frequency bands version E.
           LTE-FDD. B1,3,7,8,20
           LTE-TDD.B38,40
           WCDMA.900/2100MHz
          GSM.900/1800MHz

     3.HDM1004GA 
          LTE-FDD. B2,4,7,17
          WCDMA.850/1900MHz

Specifications.

 2G MODEM.

     1. HDM1002GG. GSM/GPRS,DL 85.6Kbps, UL,85.6Kbps

       2. HDM1002GC. CDMA 1X,DL 153.6Kbps, UL,153.6Kbps

3G MODEM.

     1. HDM1003GW. data rate, DL,14.4Mbps ,UL:5.76Mbps

       2. HDM1003GE. data rate, DL,3.1Mbps ,UL:1.8Mbps 

4G MODEM.

     HDM1004G Series. DL,100Mbps,UL,50Mbps

Interfaces.

• +5~+30V.  connector for power supply connection

• RS232 or RS485. Plug-in terminal connector.

• SMA antenna connector .

• LED. Network status indicator, Power supply status indicator.

• USB. USB power supply and data communication port. (3G/4G LTE only)

• SIM/UIM. SIM/UIM card connector

Temperature.

Operating Temperature Range. -30℃~+75℃

Storage Temperature Range. -40℃~+85℃

Physical parameters.

Aluminum alloy shell

Dimension less than. 57 * 100 * 25 mm

Weight less than: 120 g 

Highlight.

           1. With watchdog funtion.Keep on online continuously.

           2.Passed ESD, High Temperature High Humidity ,Heat shock,aging  testing etc.