| Manufacturer | ADC |
| Manufacturer Part # | HRU-402 L1 |
| Cost Central Item # | 10924196 |
| Product Description | ADC HiGain Remote Unit HRU-402 List 1 - DSL modem - plug-in module - 784 Kbps |
| Device Type | DSL modem |
| Enclosure Type | Plug-in module |
| Approximate Dimensions (WxDxH) | 0.7 in x 5.6 in x 5.6 in |
| Approximate Weight | 1.1 lbs |
| Max Transfer Rate | 784 Kbps |
| Digital Signaling Protocol | HDSL |
| Line Coding Format | AMI, B8ZS, 2B1Q |
| Connectivity Technology | Wired |
| Max Transfer Rate | 784 Kbps |
| Transmission Mode | Full-duplex |
| Digital Signaling Protocol | HDSL |
| Line Coding Format | AMI, B8ZS, 2B1Q |
| Framing Format | ESF, SF |
| Interfaces | 1 x management - RS-232 - 9 pin D-Sub (DB-9) 1 x network x 2 |
| Min Operating Temperature | -40 °F |
| Max Operating Temperature | 149 °F |
| Humidity Range Operating | 5 - 95% |