The OZ520 from Optical Zonu is a RF Over Fiber Module with Frequency Range 20 MHz to 3 GHz, Optical Wavelengths 1270 to 1610 nm, Optical Output Power 3.98 to 7.78 dBm, IP3 -13 to 27 dBm, RF Gain -1 to 36 dB. Tags: Module, Transceiver. More details for OZ520 can be seen below.