Digital FM Radio Empfänger PLL LCD Modul 87-108MHZ Wireless Mikrofon Stereo

87-108MHZ PLL LCD FM Stereo Radio Receiver Module Wireless Digital Microphone. 1: the use of advanced digital audio signal processing (DSP) technology and FM modulation phase-locked loop (PLL) to make sound more realistic, more stable performance, long working hours without frequency offset.