Hewlett Packard ProCurve 10-GbE X2-SC ER Optic (J8438A) Network Adapter
10000 Mbps, Internal Adapter, Full Duplex, Cabling: Ethernet 10GBase-ER
Hewlett Packard ProCurve 10-GbE X2-SC ER Optic (J8438A) Network Adapter - An X2 form-factor transceiver that supports the 10-Gigabit ER standard, providing 10-Gigabit connectivity up to 30 km on singlemode fiber (40 km on engineered links).