GSM/GPRS iRZ TG21.B
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| Description: | Modem type: GSM/3G/4G, connection interface: RS-232, RS-485, network support: 2G |
| Additional Information: | 2 SIM cards, support for TCP/IP protocol stack |
| Connection interface: | RS-232, RS-485 |
| Modem type: | GSM/3G/4G |
| Connecting an external antenna: | There is |
| Industrial modem: | There is |
| Industrial modem features: | DIN rail mounting |
| Network support: | 2G |