Wavelength of Input Beam(nm):1310~1550/1550nm Input optical power(dBm):-10~0dBm Impedance of Radio Frequency(Ω):75Ω Type of Optical connector:SC/APC Reflectional loss of light(dB): Greater than 45 C/N: greater than equal 51dB C/CSO: greater than equal 62dB C/CTB: greater than equal 65dB Range of frequencies: 47~1000MHZ Inner flatness of band:1.5dB Colour:As Shown Material:Plastic+Metal Package Contents: 30x Passive FTTH Optical Receive(Male 1550nm filter) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.