Auto-Sensing 10/100/1000 TX to 100/1000 base FX
Yamasaki C505C
SC - 550m - MM - 10/100/1000 internal AC adaptor
Yamasaki C620C
SC - 20km - SM - 10/100/1000 internal AC adaptor
Yamasaki C640C
SC - 40km - SM - 10/100/1000 internal AC adaptor
Yamasaki C680C
SC - 80km - SM - 10/100/1000 internal AC adaptor
