The SI4730-D60-GUR is a broadcast AM/FM/AUXIN radio receiver manufactured by Silicon Labs. It's a highly integrated, digital CMOS device that integrates the complete tuner function from antenna input to digital audio output and includes a stereo audio processor, digital low noise FM/AM RF receivers, and an analog-to-digital converter with an audio processor. The SI4730-D60-GUR is designed for use in consumer applications such as car radios and home stereos. The device is capable of tuning a single station on both AM and FM from a single antenna. It is also capable of processing multiple audio sources, such as Aux-In, Line-In, and Radio Data System (RDS).