The RSO2550AM from Roswin is a Voltage Controlled Oscillator with Frequency 2350 to 2750 MHz, Power 3.162 mW, Tuning Sensitivity 40 MHz/V, Tuning Voltage 1 to 14 Vdc, Phase Noise -106 dBc/Hz. Tags: Surface Mount. More details for RSO2550AM can be seen below.