ADF4351 onboard module with display screen, upper computer USB&serial port, integrated button operation. High performances microcontroller phase-locked Circlet module, equipped with STM32 chip, with powerful functions. Wide power supply, clear human-computer interaction interfaces. It can achieve frequency output of 35MHz-4.4GHz. Accurate and stable frequency regulation, high-frequency coverage, programmable control interfaces, high flexibility. Power supply: 5V-15V (DC5.1mm); 5V(USB) Bandwidth: ADF4351:35MHz-4.4GHz; ADF4350:137MHz-4.4GHz Module step: 100KHz (minimum) Frequency error: 1KHz Output: OUTA and OUTB in two ways Colour: Material:PC Package Contents: 1 x Onboard modules 1 x USB cable(Due to different product batches, the circuit board printing is slightly different, which does not affect the use) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.