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| PartNumber | X4-Z1U-U601-A | X4-Z1U-U701-A | X4-Z1U-U605 |
| Description | Gateways | Gateways | Gateways |
| Manufacturer | Digi International | Digi International | Digi International |
| Product Category | Gateways | Gateways | Gateways |
| Product | ZigBee to Ethernet & Cellular Gateways | ZigBee to Ethernet & Cellular Gateways | ZigBee to Ethernet & Cellular Gateways |
| Frequency | 850 MHz, 900 MHz, 1.9 GHz, 2.1 GHz, 2.4 GHz | 850 MHz, 900 MHz, 1.9 GHz, 2.1 GHz, 2.4 GHz | 850 MHz, 900 MHz, 1.9 GHz, 2.1 GHz, 2.4 GHz |
| Data Rate | 10 Mb/s, 100 Mb/s | 10 Mb/s, 100 Mb/s | 10 Mb/s, 100 Mb/s |
| Number of Ports | 1 Ethernet, 1 RPSMA, 1 Serial, 1 USB | 1 Ethernet, 1 RPSMA, 1 Serial, 1 USB | 1 Ethernet, 1 RPSMA, 1 Serial, 1 USB |
| Interface Type | Ethernet, Serial, USB, Zigbee | Ethernet, Serial, USB, Zigbee | Ethernet, Serial, USB, Zigbee |
| Operating Supply Voltage | 6 V to 30 V | 6 V to 30 V | 6 V to 30 V |
| Minimum Operating Temperature | - 30 C | - 30 C | - 30 C |
| Maximum Operating Temperature | + 75 C | + 75 C | + 75 C |
| Description/Function | ConnectPort X4 routing gateway - cellular (HSPA+ AT&T) | ConnectPort X4 - ZigBee to Ethernet & cellular (HSPA+) - All GSM carriers | ConnectPort X4 IA - ZigBee to Ethernet & cellular, HSPA+ AT&T only |
| Dimensions | 133.3 mm x 85 mm x 25.4 mm | 133.3 mm x 85 mm x 25.4 mm | 133.3 mm x 85 mm x 25.4 mm |
| Flash | 16 MB | 16 MB | 16 MB |
| RAM | 32 MB | 32 MB | 32 MB |
| Security | With Security | With Security | With Security |
| Brand | Digi International | Digi International | Digi International |
| Product Type | Gateways | Gateways | Gateways |
| Subcategory | Ethernet & Communication Modules | Ethernet & Communication Modules | Ethernet & Communication Modules |
