Cisco XENPAK-10GB-CX4= XENPAK 10000Mbit/s Copper CX4 network transceiver module

10GBASE-CX4 XENPAK Module for CX4 cable, Spare - 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;