The VCO-2100 from RF Bay is a Voltage Controlled Oscillator with Frequency 2.05 to 2.15 GHz, Power 2.512 mW, Tuning Sensitivity 36 MHz/V, Tuning Voltage 0.5 to 4.5 V, Pulling 1 MHz. Tags: Module with Connectors. More details for VCO-2100 can be seen below.