This Huawei® 34061815 compatible QSFP28 transceiver provides 50GBase-BX PAM4 throughput up to 40km over single-mode fiber (SMF) using a wavelength of 1309nmTx/1295nmRx via an LC connector. This bidirectional unit must be used with another transceiver or network appliance of complimenting wavelengths. It is guaranteed to be 100% compatible with the equivalent Huawei® transceiver. This easy to install hot swappable transceiver has been programmed uniquely serialized and data-traffic and application tested to ensure that it will initialize and perform identically. Digital optical monitoring (DOM) support is also present to allow access to real-time operating parameters. This transceiver is Trade Agreements Act (TAA) compliant. We stand behind the quality of our products and proudly offer a limited lifetime warranty.