Q1: Does the OTDR (FF-980REV) support both 1310nm and 1550nm wavelengthes to test fibers?A1: Yes, the OTDR support both 1310nm and 1550nm wavelengths. Q2: Does the OTDR (FF-980REV) support real time and average time testing mode like other world famous OTDR?A2: Yes, the OTDR support both read time and average time testing mode. And of