Optech 100gbps qsfp28 transceivers are is a high-density, high-speed product solution designed for applications in the telecommunications, data center and networking markets. It supports 4 channels at 25gpbs per channels. Our qsfp28 transceivers have high reliability and performance, which can increase density and optimize your networkings capability. Features - compliant with ieee802.3z - gigabit ethernet standard - compliant with ieee802.3ae 10gbase - compliant with sonet oc-192 sr-1 sdh stm i64.1 - class 1 laser product complies with en 60825-1 - rohs compliant Applications - telecommunications - datacenter - network interface - test and measurement equipment