Ubiquiti Networks U Fiber GPON, B+ Netzwerk-Transceiver-Modul Faseroptik 2500 Mbit/s SFP 1490 nm - Netzwerk-Transceiver-Module (B+, Faseroptik, 2500 Mbit/s, SFP, SC, 1490 nm, 1490 nm)