The QPDO-E-10-4.16 from Qualwave is a Phase Locked Oscillator with Frequency 4.16 GHz, Output Power 15 dBm, Reference Power 0 to 5 dBm (Input), Reference Frequency 10 MHz, Supply Voltage 12 V. Tags: Module with Connectors, PLDRO. More details for QPDO-E-10-4.16 can be seen below.