Converter type | Wireless communication | Interfaces | Serial ports | I/O | GSM Modem | GPS | |||||||||
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Simple device | Programmable converter | GSM Modem | Radio | USB | Ethernet | RS-232 | RS-485 | RS-232 x2 | Analog in | Digital in | Digital out | GPRS | 3G/HSPA | GPS | |
G-4500-2G |   |
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G-4500-3GWA |   |
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G-4500D-2G |   |
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G-4500D-3GWA |   |
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G-4500P-2G |   |
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G-4500PD-2G |   |
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GT-530 |
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GT-531 |
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GT-534 |
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GT-540 |
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GT-540P |
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GTM-201-RS232 |   |
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GTM-201-USB |   |
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SST-2450 |
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