The MVCO1250 from BOWEI Integrated Circuits is a Voltage Controlled Oscillator with Frequency 1200 to 1300 MHz, Power 1.585 mW, Tuning Sensitivity 30 MHz/V, Tuning Voltage 0.5 to 4.5 V, Phase Noise -125 to -105 dBc/Hz. Tags: Surface Mount. More details for MVCO1250 can be seen below.