| PartNumber | XM-P91-2P-AA | XM-P91-4P-U | XM-P91-2P-UA |
| Description | RF Modules Xbee-PRO modem 900HP 10K,232 w/Acc for AU | RF Modules Xbee-PRO modem 900HP 10Kbps, RS485 | RF Modules Xbee-PRO modem 900HP 10Kbps, RS232 w/Acc |
| Manufacturer | Digi International | Digi International | Digi International |
| Product Category | RF Modules | RF Modules | RF Modules |
| RoHS | Y | Y | Y |
| Packaging | Bulk | Bulk | Bulk |
| Brand | Digi International | Digi International | Digi International |
| Product Type | RF Modules | RF Modules | RF Modules |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Wireless & RF Modules | Wireless & RF Modules | Wireless & RF Modules |
| Unit Weight | 5.291094 oz | 5.291094 oz | 5.291094 oz |
| Product | - | - | RF Modems |
| Frequency | - | - | 902 MHz to 928 MHz |
| Output Power | - | - | 250 mW |
| Interface Type | - | - | RS-232 |
| Operating Supply Voltage | - | - | 7 V to 30 V |
| Supply Current Transmitting | - | - | 140 mA |
| Supply Current Receiving | - | - | 60 mA |
| Minimum Operating Temperature | - | - | - 40 C |
| Maximum Operating Temperature | - | - | + 85 C |
| Antenna Connector Type | - | - | RPSMA |
| Dimensions | - | - | 11.4 cm x 7 cm x 2.9 cm |
| Description/Function | - | - | XBee modem, RS232 to XBee-PRO 900HP, 10Kbps with accessories |