... SM OTDR 1310/1550nm, 32/30dB,Integrated VFL, Touch ScreenEqual to EXFO, JDSU, YOKOGAWA- SM 1310/1550nm, 32/30dB- ... points ο Fast auto measurement,one-button operating ο Test up to four wavelengths with a single unit ο Communication light check automatically ... interfaces, supporting USB stick and printer and direct cable download to PC via ActiveSync ο Supporting Bellcore GR196 file format in writing ...