[shortdesc] Serial adapter RS-232/449/530/V.35/X.21 x 2 [/shortdesc] [specifications] Device Type Serial adapter Form Factor Plug-in module Ports RS-232/449/530/V.35/X.21 x 2 Connectivity Technology Wired Data Link Protocol RS-232, RS-530, X.21, V.35, RS-449, RS-530A Data Transfer Rate 8 Mbps Interfaces 2 x RS-232/449/530/V.35/X.21 Compliant Standards CISPR 22 Class A, CISPR 24, EN 61000-3-2, EN 61000-3-3, EN55024, EN55022 Class A, EN50082-1, AS/NZS 60950-1, EN 61000-4-4, EN 61000-4-2, EN 61000-4-3, EN 61000-4-6, JATE, ICES-003 Class A, EN 61000-4-5, EN 61000-4-11, EN 61000-4-8, UL 60950-1, IEC 60950-1, EN 60950-1, FCC Part 15 A, CAN/CSA C22.2 No. 60950-1, VCCI Class A, EN 300386, CNS 13438 Width 3.5 in Depth 7.2 in Height 1.3 in Min Operating Temperature 32 F Max Operating Temperature 104 F Humidity Range Operating 10 - 90% (non-condensing) [/specifications] Cisco NIM-2T Expansion Module The Cisco Gigabit Ethernet High-Speed WAN Interface Card (HWIC) brings Gigabit Ethernet connectivity to Cisco Integrated Services Routers routers to accelerate applications. The NIM-2T is a 2-Port Serial WAN Interface card that provides Gigabit Ethernet optical and copper connectivity in a compact form factor for all Cisco Integrated Service Routers (ISRs). Key Features: Synchronous maximum speed per port: 8 Mbps Plug-in module The tabs contain the Cisco NIM-2T datasheet with all the specifics you need.