Amer Networks MRM-TX/FXST. Maximum data transfer rate: 200 Mbit/s, Converter input interface: 100Base-TX, 10Base-T, Converter output interface: 100Base-FX. Fiber optic connector: ST. Maximum transfer distance: 3937" (100 m), Fiber mode structure: Multi-mode. Dimensions (WxDxH): 0.984 x 4.72 x 3.46" (25 x 120 x 88 mm)