FM Radio DIY Kit 50~108MHz Adjustable Frequency Radio DIY with Speaker Digital Display Multifunction Wireless Radio Receiver

Features: 1. Using high-quality materials, transparent plastic shell, double-sided epoxy circuit board, easy to operate and solder. 2. Paired with a sound receiving module, it has the advantages of noise cancellation, bass enhancement, high sensitivity, low noise, and strong anti-interference ability. 3. Press the button to adjust, switch channels, increase or decrease volume, clear all channels, and search and save channels again. 4. Multiple specifications are available for selection, with the simple version without digital display, the version with digital display, and the version with digital display and charging module available for on-demand selection. 5. Widely applicable, suitable for school teaching, interest cultivation, scientific research and development, DIY enthusiasts, etc.
Parameter: Material: Transparent plastic shell, double-sided epoxy circuit board Name: FM Radio Production Kit Control chip: RDA5807 8002D (STC81K17 digital version) Power supply mode: 3 No. 7 batteries, 3.7V lithium batteries need to be self provided Speaker: 1.5-inch 4 ohm 3W speaker (outer diameter 40mm) Search range: 50-108 MHz Signal to noise ratio:>60dB Sensitivity: