The VCO-5320 from RF Bay is a Voltage Controlled Oscillator with Frequency 5.22 to 5.42 GHz, Power 1.585 mW, Tuning Sensitivity 108 MHz/V, Tuning Voltage 0.5 to 4.5 V, Pulling 10 MHz. Tags: Module with Connectors. More details for VCO-5320 can be seen below.