Features: Optical Wave Length : 1200- 1600 Nm Bandwidth : 47-860 Mhz. Optical Level Indicator : Digital Upto -10 Dbm Rf Input : 75 Db +/- 3 Double Output With Test Point Powerpass /220V Ac Operated Gain And Slope Controls Powder Coated Metal Housing With Aluminium Top & Bottom Variants Available : Ct0605 E Silver (T Series Ic), Gold (Oei Ic ) , Diamond (Nxp Ic )