X2-10GB-ER
10GBASE-ER X2 Module
X2 Transceivers
X2-10GB-CX4
Cisco 10GBASE-CX4 X2 Module for CX4 (copper) cable
X2-10GB-LR
10GBASE-LR X2 Module
X2-10GB-LRM
10GBASE-LRM X2 Module
X2-10GB-LR-V2
10GBASE-LR X2 Transceiver module for SMF, 1310NM, SC connector version 2
X2-10GB-LX4
10GBASE-LX4 X2 Module
X2-10GB-SR
10GBASE-SR X2 Module
X2-10GB-ZR
10GBASE-ZR X2 Module