The V674ME27-LF from Z-COMM is a Voltage Controlled Oscillator with Frequency 1700 to 2150 MHz, Power 4.467 mW, Tuning Sensitivity 160 MHz/V, Tuning Voltage 0.5 to 4.5 V, Pulling 17 MHz. Tags: Surface Mount. More details for V674ME27-LF can be seen below.