SI4732 Mini DSP Radio Receiver with LSB USB AM FM SW MW VHF Support

SI4732 Mini DSP All-Band Radio Receiver

This compact portable receiver combines an ESP32-S3 controller with an SI4732 DSP radio tuner. It is designed for listening and radio experiments across HF, shortwave, medium-wave, VHF, AM and FM bands, with LSB and USB reception modes available for compatible broadcasts.

Key Features

• SI4732 DSP receiver with ESP32-S3 main controller.
• Supports AM, FM, SW, MW, VHF, LSB and USB receiving modes.
• 1.9-inch IPS display with 170 x 320 resolution.
• Built-in 800mAh rechargeable battery.
• Type-C charging port; fast charging is not supported.
• 3.5mm stereo audio output and built-in speaker.
• Compact enclosure approximately 73 x 32 x 12mm.

Reception Notes

• Reception quality and accessible frequencies depend on location, antenna placement, local interference, and the selected band.
• The receiver is for lawful broadcast listening and radio experimentation. It does not transmit.
• Use the included or compatible external antenna where better reception is needed.

Options and Package

• Choose Style A or Style B as listed before checkout.
• Package configuration follows the selected option and listing images; verify the included antenna/accessories before ordering.