Fast Ethernet Media Converter 10/100Base-TX to 100Base-FX (ST) Multi-Mode, 2 km (1.24 mi) Color: Black •Data transfer rate: 100 Mbps •One 10/100Base-TX RJ45 port, maximum distance 100 m / 300 ft. •RJ45 port with Auto MDI/MDI-X support and auto-negotiation •One 100Base-FX multi-mode Fiber ST duplex port •Fiber distance support: up to 2 km / 1.24 mi (62.5/125 or 50/125 µm cable) •Wavelength: 1310 nm •Flow control •Status LEDs for power and Link/TX for both ports •External power adapter, 5 V DC.