New Cisco CVR-QSFP-SFP10G is a QSFP to SFP or SFP+ adapter module providing 1/10Gbps connectivity options for Cisco QSFP only platforms. Enables elegant migration from lower speed legacy switching and computing platforms to higher speed 40 Gbps options. Lifetime warranty. Hassle free 30 day return policy. If you have questions about this specific transceiver, please ask and we’ll get right back to you with the right answer.