US Robotics USR5686G. Modem speed: 56 Kbit/s, Interface: RS232 DB25. Certification: FCC IC UL CUL CE. Compatible operating systems: Server 2011, Windows 7 64 bit, Win 7, Server 2008 64 bit, Server 2008, Vista 64 bit, Vista, Server..., Minimum system requirements: Serial Port Phone Line Serial Cable. Dimensions (WxDxH): 6.5 x 3.75 x 1.3" (165.1 x 95.2 x 33 mm), Weight: 8.64 oz (244.9 g). Package dimensions (WxDxH): 9.5 x 5.71 x 2.6" (241.3 x 145 x 66 mm), Package weight: 26.4 oz (748.4 g)
US Robotics V.92 PCI Faxmodem. Modem speed: 56 Kbit/s. Supported protocols: - V.92 56K ITU standard - V.90 56K ITU standard - V.34 33.6K ITU standard - Compatible with most.... Minimum system requirements: - IBM compatible PC with 233 MHz Pentium processor with MMX, or equivalent - 32 MB RAM (or as.... Dimensions (WxDxH): 1.69 x 4.88 x 1.88" (42.9 x 124 x 47.8 mm), Weight: 2.19 oz (62.2 g). I/O ports: 2 x RJ-11