DIY FM Radio Electronic Kit 87-108MHz Adjustable Frequency Digital Display Soldering Project Practice Solder RDA5807S

Features:1. With or without the cover Optional2. It has the advantages of noise elimination, soft mute, bass enhancement, high sensitivity, low noise, strong anti-interference ability and so on3. Display with digital tube4. RDA5807s radio module is adopted, and TDA2822 power amplifier integrated circuit is adopted in the power amplifier part5. Simple circuit and good sound qualityUpgraded V5.0 HU-017B version:Product features: 1. Non assembly shell integrated transparent battery box, with a back cover for a more beautiful overall appearance. 2. Power off memory and power-saving mode. 3. Modify the search channel threshold. 4. List management of radio stations, automatic search and storage of stations. 5. The digital display shows the radio channel and radio signal strength.Functional : 1. RDA5807 radio module, equipped with noise cancellation, bass enhancement, high sensitivity Advantages such as low noise and strong anti-interference ability 2. There are 15 sound levels with potentiometer adjustment, which can be adjusted to a sound that satisfies you 3. Digital tube display, more convenient for viewing radio channels and radio signal strength 4. Equipped with power-off memory, automatic station search and storage function list management for radio stations 5. Equipped with power-saving mode, making the radio more energy-efficient 6. Modify the search channel threshold to capture more radio signalsPackage includes:Radio kit*1