DESC: Product Features: Interface: RJ-11; Downstream Speed: 56 Kbps; Platform: Mac, PC, Unix; Transmission Line: Analog; Type: Analog Modem; Analog Modulation Protocol: ITU-T V.90, ITU-T V.92; Max. Fax Transfer Rate: 14.4 Kbps; Fax Standards: ITU-T V.90, ITU-T V.92; Error Correction Protocol: ITU V.42 (LAPM); Depth: 9 in.; Height: 1.4 in.; Width: 6.2 in.; Weight: 2 lb.; Package Qty.: 1