The KSV-5M2053 from Sangshin is a Voltage Controlled Oscillator with Frequency 1990 to 2120 MHz, Power 3.162 mW, Tuning Voltage 0.5 to 4.5 V, Phase Noise -98 dBc/Hz, Phase Noise dBc/Hz @10kHz -98 dBc/Hz. More details for KSV-5M2053 can be seen below.