Features: Optical Wave Length : 1200- 1600 Nm Bandwidth : 47-860 Mhz. Optical Level Indicator : Upto -12 Dbm Rf Input : 75 Db +/- 3 Double Output With Test Point Powerpass /220V Ac Operated Gain And Slope Controls Tin + Powder Coated Metal Housing. Variants Available : Ct212E Silver (T Series Ic), Gold (Oei Ic ) , Diamond (Nxp Ic ) Available In Transformers & Smps (40 - 90 V Power Supply)