The RSO2155AM from Roswin is a Voltage Controlled Oscillator with Frequency 1960 to 2350 MHz, Power 5.012 mW, Tuning Sensitivity 37 MHz/V, Tuning Voltage 1 to 14 Vdc, Phase Noise -106 dBc/Hz. Tags: Surface Mount. More details for RSO2155AM can be seen below.