| Product Identifiers | |
| Brand | 3Com |
| MPN | USR5610B-VAR-20 |
| Model | U.S. Robotics Performance Pro |
| Key Features | |
| Type | Modem |
| Enclosure | Internal |
| Transmission Line | Analog |
| Hardware Interface | PCI |
| Fax Transfer Rate | 14.4 Kbps |
| Platform | PC |
| Features | |
| Fax Standards | ITU V.17, ITU V.27ter, ITU V.29 |
| 56K Technology | V.90, V.92 |
| Supported Protocols | |
| Data Compression | ITU V.42bis, MNP-5 |
| Error Correction | ITU V.42 (LAPM), MNP-2, MNP-3, MNP-4 |
| Analog Modulation | ITU V.21, ITU V.22, ITU V.22bis, ITU V.23, ITU V.32, ITU V.32bis, ITU V.34, ITU V.90, ITU V.92 |