The PREF-10M-20DBM from Quantic PMI (Planar Monolithics) is a OCXO with Frequency 10 MHz, Supply Voltage 7 to 12 V, Current 350 to 700 mA, Output Power 3 to 20 dBm, Phase Noise -155 to -130 dBc/Hz. Tags: Module with Connectors. More details for PREF-10M-20DBM can be seen below.