Aideepen | 87-108MHz AM/FM Medium Wave FM 2 Band Stereo Digital Tuning Headphone Radio Kit DIY Production Teaching Parts

Features:1. Utilizes premium PCB boards, available as pre-soldered finished products or DIY kits for self-assembly.2. Multiple models: Choose between AM/FM manual tuning or FM stereo digital tuning options.3. Dual power supply: Manual tuning models use AA batteries; stereo digital tuning models support AA batteries or Type-C port power.4. User-friendly operation: Insert two batteries or connect to a DC 5V power source via the Type-C port. Press the power button, plug in stereo headphones, and enjoy stereo programming.5. The DIY kit includes diverse electronic components, facilitating learning about electronic circuits and developing hands-on skills.Product Specifications:Band Type: AM/FM dual-band (medium wave/frequency modulation)Power Method: Battery-powered / Type-C portInput Voltage: 2 x 1.5V batteries; USB Type-C port DC 5VFrequency Range: 87.0-108.0MHzNoise Figure: -5dBuAudio Output Power: 20mWStereo Separation: 26dBSignal-to-Noise Ratio: 54dBAdjacent Channel Rejection: 34dBVolume Levels: 0→15 stepsStation Memory Capacity: 0→63 stationsBattery Type: AA (Batteries not included)PCB Board Dimensions: 60mm × 32mmHeadphone Jack: Compatible with standard 3.5mm diameter headphones. Insert two AA batteries or connect to a Type-C port for DC 5V power. Press the power button, plug in stereo headphones, and enjoy stereo programming.Operating Instructions:1. For first use, insert AA batteries (some models support Type-C), then plug in headphones and move to an elevated or open area.2. Press the power button (first button on the left). The display lights up, and headphones may receive radio stations or static.3. Press and hold the power button for two seconds to enter auto-scan mode. The display shows scan progress and automatically saves detected stations;4. Press FP- once to decrease frequency by one step. Hold to decrease rapidly; stops automatically upon finding a station;5. Press FP+ once to increase frequency by one step. Hold to increase rapidly; stops automatically upon finding a station;6. Press the V- button once to decrease the preset address by one. Hold it down to rapidly decrease volume until the station becomes inaudible.7. Press the V+ button once to increase the preset address by one. Hold it down to rapidly increase volume until the station reaches maximum volume.&: Anti-Sleep Function: If no button is pressed for 59 minutes after power-on, the anti-sleep function activates. The radio will automatically power off within 60 seconds, entering sleep mode.Product List:Package One:Radio Module1 (Fully assembled)Package Two:Radio DIY Kit1 (Unassembled, requires customer soldering)