TRENDnet Intelligent 10/100Base-TX to 100Base-FX Single Mode SC Fiber Converter (15Km / 9.3 Miles), TFC-110S15i SC-type single-mode fiber port connects over distances of up to 15km (9.3miles) 10/100Base-TX port supports Auto-Negotiation, Auto-MDIX and Full-Duplex mode Supports port level SNMP management Functions as a stand alone converter or with the TFC-1600 fiber chassis 3 Year TRENDnet Manufacturers Warranty