Cabling distance ( maximum) CX4: 15 m using CX4 cable or 300 m using media converter with ribbon MMF Ports 2 open 10-GbE X2 transceiver slots; 2 10-GbE ports( IEEE 802.3ak Type 10Gbase-CX4) , Duplex: full only Product dimensions ( W x D x H) 7.76 x 7.52 x 14.29 in. Technical Notes Only the two fixed CX4 ports on this module support HP ProCurve 10-GbE CX4 Media Converter ( J8439A) .Operating temperature is 32° F to 104° F ( 0° C to 40° C) if any X2 10-GbE optic or transceiver is inserted in any X2 slot.One 0.5 m CX4 cable is included. Weight ( Imperial ) 1.54 lb. Weight ( Metric ) 0.7 kg Extended specifications Technical Information Application/ Usage Data Networking Interfaces/ Ports Interfaces/ Ports 2 x 10GBase-CX4 Interfaces/ Ports Details 2 x Port 10GBase-CX4 Media & Performance Data Transfer Rate 10 Gbps Gigabit Ethernet Full-duplex I/ O Expansions Expansion Slots 2 x X2 Daughter Cards No Physical Characteristics Weight ( Approximate) 1.54 lb Miscellaneous Additional Information Maximum distance ( CX4) : 15 m ( CX4 cable) or 300 m ( media converter with ribbon MMF) Only the two fixed CX4 ports on this module support ProCurve 10-GbE CX4 Media Converter ( J8439A)