The UniFi UACC-OM-SFP28-SR is a 25 Gbps optical transceiver module for fiber optic data transmission. It operates at an 850 nm wavelength and fits SFP28 slots. Designed for high-performance applications in data centers, networks, and LAN environments. Specifications: 25,000 Mbit/s, 850 nm wavelength, SFP28 form factor, short reach (SR).