Check the listing for details. For Cisco SFP-H10GB-CU1M Cable SFP+ 10G DAC Direct Attach Copper Twinax 0.3~7 M. Color: Black, Condition: New. Listed at 9.99 USD. For Cisco SFP-H10GB-CU1M Cable SFP+ 10G DAC Direct Attach Copper Twinax 0.3~7 MSFP+ 10G DAC Direct Attach Copper Twinax Cable For Cisco SFP H10GB CU3M 0.5~7M 10Gtek SFP+ DAC cable based on IEEE 802.3ae and MSA SFF-8472, SFF-8431, support 1~10G multi-rate communication and application such as 10G Ethernet, 8~10FC. SFP+ Copper Twinax cables are suitable for very short distances and offer a highly cost-effective way to connect within racks and across adjacent racks. SFP+ DAC cable which replaces two optical modules and a connectorized optical fiber with a twinaxial copper cable assembly offers the higher density, lower cost, and lower power 10 Gigabit Ethernet solution than other cable types such as 10GBASE-CX4 and CAT6/CAT6A 10GBASE-T. Specifications:10GBase-CU SFP+ to SFP+ Connetor 2-pair differential twinax cable Impedance: 100-ohm EEPROM I2C (MCU: customized) Compliant to SFP MSA Low power consumption Excellent EMI performance RoHS Compliant Temp. Range(℃): 0~70 (Industrial Temp. customized)Applications:1-8G Fiber Channel1-10G Gigabit EthernetNetworking, Storage, TelecommunicationsHub, Switches, Routers, Servers, Network Interface Card(NICs)Product DescriptionProduct Description