Thread: U.S. Robotics USR3453C

Spec
Interface RS-232 (Serial Port)
Cable Interface 2 x RJ11 ports
Standards ITU V.92/V.90 up to 56 Kbps downloads
Data: V.92, V.90, V.34, V.32bis, V.32, V.22bis, V.22, V.23, and V.21
ITU V.34 at 33.6 Kbps or 28.8 Kbps
V.32 at 19.2 Kbps (21.6 Kbps between Courier modems with ASL)
ITU V.32bis at 14.4 Kbps
HST at 16.8 Kbps
Compatible with most ITU and Bell standards down to 300 bps
Data Error Control; Compression: V.42/V.42bis and MNP2-4/5
Fax: ITU V.17 at 14.4 Kbps, ITU V.29 at 9600 bps, ITU V.27ter at 7200 bps, Group III, TIA/EIA 578 Class 1, and TIA/EIA 592 Class 2.0



Model
Brand U.S. Robotics
Model USR3453C