DSP PLL Digital Stereo FM Radio Receiver Module 87-108MHz with Serial Control Frequency Range 50Hz-18KHz

Features 1 the use of advanced digital audio signal processing DSP and FM modulation phase locked loop PLL to make sound more realistic more stable performance long working hours without frequency offsetting 2 LCD display is more intuitive and accurate with a very low power consumption and minimal noise 3 Can search for radio stations and store radio function easy to operate 4 Built in 30 digital volume adjustment button operation can be easily done 5 automatic power down memory data before the power failure 6 speaker headphone output automatic switching7 quartz crystal frequency stabilization the temperature change is no longer receiving frequency drift 9 The professional audio DSP audio signal analysis and processing automatic mute no signal or weak FM signal noise floor of the big time away from the traditional FM radio signal or the signal is weak in the absence of annoying when rustle 10 digital incremental rotary encoder to adjust the volume and frequency of use feel good precise positioning stable and long lasting 360 ° rotation without dead ends 11 30 level digital volume adjustment range12 Support for serial communication control use other computer or device control MCU module with serial full functionality Product Parameters Output power 500mW drive headphones 3Wx2 driving the speaker Frequency range 50Hz 18KHzReceiving frequency range Close the campusradio 87 0MHz 108 0MHz Open campusradio 76 0MHz 108 0MHzEquivalent noise ≥30dBS