Data Center Ethernet Fiber Transceiver Copper SFP Module XENPAK-10GB-LRM Product features Cisco XENPAK-10GB-LRM for MMF 10GBASE XENPAK modules offers a wide variety of 10 Gigabit Ethernet connectivity options for data center, enterprise wiring closet, and service provider transport applications. - Supports 10GBASE Ethernet - Hot-swappable input/output device plugs into an Ethernet XENPAK port of a Cisco switch or router to link the port with the network - Provides flexibility of interface choice - Supports pay-as-you-populate model - Supports the Cisco quality identification (ID) feature that enables a Cisco switch or router to identify whether the module is a Cisco certified and tested XENPAK module Application: Device Type X2 transceiver module - SC/PC Enclosure Type Plug-in module Dimensions (W x D x H) 3.6 cm x 9.1 cm x 1.3 cm Weight 300 g Cabling Type 10GBase-LRM Data Transfer Rate 10 Gbps Optical Wave Length 1310 nm Data Link Protocol 10 Gigabit Ethernet Max Transfer Distance 300 m Compliant Standards IEEE 802.3aq , Laser Class 1, IEC 60825-1 Manufacturer Warranty 90 days warranty Designed For Cisco 8-Port 10, Catalyst 3560E-12D, 3560E-12SD-E, 3560E-12SD-S, 3560E-24PD, 3560E-24TD, 3560E-48PD, 3560E-48PD-F, 3560E-48TD, 3560E-48TD-SD, 4500, 4948 10, ME 4924-10GE, Supervisor Engine II-Plus-10GE Pictures for reference: