Cisco X2 – X2 transceiver module – 10 GigE – 10GBase-SR – SC multi-mode – up to 300 m – 850 nm – for Cisco 8

Cisco – SFP+ transceiver module – 10 GigE – 10GBase-SR – LC/PC multi-mode – up to 300 m – 850 nm – for Catalyst Switch Module 3012, Switch Module 3110G, Switch Module 3110X