The RS1615AM from Roswin is a Voltage Controlled Oscillator with Frequency 1565 to 1665 MHz, Power 1.585 mW, Tuning Sensitivity 43 MHz/V, Tuning Voltage 0.5 to 4.5 Vdc, Phase Noise -100 dBc/Hz. Tags: Surface Mount. More details for RS1615AM can be seen below.