{"product_id":"amnvolt-v4-ats-mini-radio-with-headphone-amplifier-lsb-usb-transistor-pocket-radios-si4732-dsp-radio-for-indoor-outdoor","title":"AMNVOLT V4 ATS MINI Radio con amplificatore per cuffie LSB USB Transistor Radio tascabili Si4732 DSP Radio per interni ed esterni","description":"\u003csection data-tufzen-geo-summary=\"v1\" class=\"tufzen-product-summary\"\u003e\u003ch2\u003eProduct Summary\u003c\/h2\u003e\n\u003cp\u003eAMNVOLT V4 ATS MINI Radio with Headphone Amplifier LSB USB Transistor Pocket Radios Si4732 is a RF wireless product selected for wireless communication, antenna experiments and radio signal workflows. It is suitable for radio users, SDR experimenters and wireless project builders who need practical electronics hardware for reliable project work.\u003c\/p\u003e\n\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ewireless communication, antenna experiments and radio signal workflows\u003c\/li\u003e\n\u003cli\u003eSDR receivers, LoRa modules, antennas and RF test setups\u003c\/li\u003e\n\u003cli\u003eElectronics testing, repair, prototyping and maker workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWho is this product for?\u003c\/strong\u003e It is intended for radio users, SDR experimenters and wireless project builders.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I check before buying?\u003c\/strong\u003e Review the product options, specifications, included accessories and compatibility details on this page.\u003c\/p\u003e\u003c\/section\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\u003ctable border=\"0\" cellpadding=\"0\" cellspacing=\"0\" class=\"ke-zeroborder\" style='font-family: \";' width=\"100%\"\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv style=\"padding: 15px; border: 1px solid #AEAEAE;\"\u003eAMNVOLT V4 ATS MINI Radio with Headphone Amplifier LSB USB Transistor Pocket Radios Si4732 DSP Radio for Indoor Outdoor\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e\u003cb\u003e1.High Performance \u0026amp; All-Band Support:\u003c\/b\u003e Featuring the AMNVOLT V4 ATS MINI radio with an advanced ESP32-S3 main controller and SI4732 DSP chip, this portable solution covers all broadcast bands and supports LSB USB AM FM modes for versatile listening experiences.\u003cbr\u003e\u003cb\u003e2.HD Display \u0026amp; Adjustable Brightness:\u003c\/b\u003e The full-band DSP radio is equipped with a 1.9-inch IPS color screen that offers adjustable backlight levels and real-time battery status display, ensuring optimal visibility and intuitive control every time.\u003cbr\u003e\u003cb\u003e3.Powerful Volume \u0026amp; Superior Sound:\u003c\/b\u003e Designed as a portable AM FM radio receiver, it features a built-in 1W cavity speaker delivering rich, loud audio, along with an upgraded earphone amplifier circuit for clear high-volume headphone listening.\u003cbr\u003e\u003cb\u003e4.Enhanced Signal Reception:\u003c\/b\u003e This LSB USB transistor pocket radios model adopts a Hi-Z circuit to improve weak signal resolution, elevating your listening clarity even in challenging environments and offering reliable everyday operation.\u003cbr\u003e\u003cb\u003e5.Firmware Upgradable \u0026amp; Module:\u003c\/b\u003e The Si4732 DSP radio allows hassle-free upgrades to the latest firmware for optimal use and comes equipped with ESP32-S3-WR OOM-1-N16R8 module, guaranteeing quality for lasting performance.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOrigin: Mainland \u003c\/span\u003e\u003cbr\u003eImportant Notice:\u003cbr\u003e1. Headphones are not included in the shipment. The headphones shown in the image are for demonstrating FM antenna functionality only. Please provide your own headphones!\u003cbr\u003e2. If you have selected the CNC metal casing version, please be aware that the CNC aluminum alloy material provides some shielding against wireless electromagnetic signals. While this enhances interference resistance, it may also weaken Wi-Fi signal strength. Please acknowledge this before purchasing.\u003cbr\u003e\u003cbr\u003eV4 Upgrade Details:\u003cbr\u003e1. Added shielding cover to the Si4732 receiver section to suppress electromagnetic interference; incorporated ESD protection chips at the antenna input for enhanced safety.\u003cbr\u003e2. Relocated the Hi-Z circuit to the front end of the antenna path and adopted a more stable VCC_RADIO power supply to preserve signal resonance and reduce noise.\u003cbr\u003e3. Added functionality to use wired headphones as an FM antenna (requires use in environments with strong FM signals and sufficiently long headphone cables for optimal performance).\u003cbr\u003e4. Left and right channels have been swapped; amplifier and speaker parameters have been recalibrated to enhance audio quality.\u003cbr\u003e5. Upgraded to higher-quality components: a more sturdy telescopic antenna and a better-feeling, non-slip knob cap.\u003cbr\u003e\u003cbr\u003eBrand: AMNVOLT\u003cbr\u003eModel (Hardware Version): V4\u003cbr\u003eHousing Material: CNC-machined metal or ABS injection-molded plastic (two material options available)\u003cbr\u003eMain Controller: ESP-32-S3\u003cbr\u003eOperating Modes: FM\/AM\/LSB\/USB (Note: Does not support aeronautical bands)\u003cbr\u003eReceiving Bands: HF\/SW\/MW\/VHF\u003cbr\u003eFrequency Range: LW, MW, SW (150kHz - 30MHz), VHF (64-108MHz)\u003cbr\u003eDisplay: 1.9-inch, 170*320 resolution\u003cbr\u003eDisplay Brightness: 32-255 levels, adjustable\u003cbr\u003eCharging Port: TYPE-C (cannot be charged with fast chargers)\u003cbr\u003eAudio Jack: 3.5mm 3-pin stereo\u003cbr\u003eAntenna Connector: SMA-KE (female)\u003cbr\u003eBattery Capacity: 800mAh\u003cbr\u003eHousing Material: Metal (CNC-machined aluminum alloy)\/Plastic (two housing options available)\u003cbr\u003eProduct Dimensions: Approx. 80x35x20mm \/ 3.15x1.38x0.79 inches\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003cbr\u003eDue to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding!\u003cbr\u003ePlease allow a 1-2 cm difference in measurements due to manual measuring.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003eAMNVOLT V4 ATS MINI Radio with Headphone Amplifier LSB USB Transistor Pocket Radios Si4732 DSP Radio for Indoor Outdoor\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e\u003cb\u003e1.High Performance \u0026amp; All-Band Support:\u003c\/b\u003e Featuring the AMNVOLT V4 ATS MINI radio with an advanced ESP32-S3 main controller and SI4732 DSP chip, this portable solution covers all broadcast bands and supports LSB USB AM FM modes for versatile listening experiences.\u003cbr\u003e\u003cb\u003e2.HD Display \u0026amp; Adjustable Brightness:\u003c\/b\u003e The full-band DSP radio is equipped with a 1.9-inch IPS color screen that offers adjustable backlight levels and real-time battery status display, ensuring optimal visibility and intuitive control every time.\u003cbr\u003e\u003cb\u003e3.Powerful Volume \u0026amp; Superior Sound:\u003c\/b\u003e Designed as a portable AM FM radio receiver, it features a built-in 1W cavity speaker delivering rich, loud audio, along with an upgraded earphone amplifier circuit for clear high-volume headphone listening.\u003cbr\u003e\u003cb\u003e4.Enhanced Signal Reception:\u003c\/b\u003e This LSB USB transistor pocket radios model adopts a Hi-Z circuit to improve weak signal resolution, elevating your listening clarity even in challenging environments and offering reliable everyday operation.\u003cbr\u003e\u003cb\u003e5.Firmware Upgradable \u0026amp; Module:\u003c\/b\u003e The Si4732 DSP radio allows hassle-free upgrades to the latest firmware for optimal use and comes equipped with ESP32-S3-WR OOM-1-N16R8 module, guaranteeing quality for lasting performance.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOrigin: Mainland \u003c\/span\u003e\u003cbr\u003eImportant Notice:\u003cbr\u003e1. Headphones are not included in the shipment. The headphones shown in the image are for demonstrating FM antenna functionality only. Please provide your own headphones!\u003cbr\u003e2. If you have selected the CNC metal casing version, please be aware that the CNC aluminum alloy material provides some shielding against wireless electromagnetic signals. While this enhances interference resistance, it may also weaken Wi-Fi signal strength. Please acknowledge this before purchasing.\u003cbr\u003e\u003cbr\u003eV4 Upgrade Details:\u003cbr\u003e1. Added shielding cover to the Si4732 receiver section to suppress electromagnetic interference; incorporated ESD protection chips at the antenna input for enhanced safety.\u003cbr\u003e2. Relocated the Hi-Z circuit to the front end of the antenna path and adopted a more stable VCC_RADIO power supply to preserve signal resonance and reduce noise.\u003cbr\u003e3. Added functionality to use wired headphones as an FM antenna (requires use in environments with strong FM signals and sufficiently long headphone cables for optimal performance).\u003cbr\u003e4. Left and right channels have been swapped; amplifier and speaker parameters have been recalibrated to enhance audio quality.\u003cbr\u003e5. Upgraded to higher-quality components: a more sturdy telescopic antenna and a better-feeling, non-slip knob cap.\u003cbr\u003e\u003cbr\u003eBrand: AMNVOLT\u003cbr\u003eModel (Hardware Version): V4\u003cbr\u003eHousing Material: ABS injection-molded plastic\u003cbr\u003eMain Controller: ESP-32-S3\u003cbr\u003eOperating Modes: FM\/AM\/LSB\/USB (Note: Does not support aeronautical bands)\u003cbr\u003eReceiving Bands: HF\/SW\/MW\/VHF\u003cbr\u003eFrequency Range: LW, MW, SW (150kHz - 30MHz), VHF (64-108MHz)\u003cbr\u003eDisplay: 1.9-inch, 170*320 resolution\u003cbr\u003eDisplay Brightness: 32-255 levels, adjustable\u003cbr\u003eCharging Port: TYPE-C (cannot be charged with fast chargers)\u003cbr\u003eAudio Jack: 3.5mm 3-pin stereo\u003cbr\u003eAntenna Connector: SMA-KE (female)\u003cbr\u003eBattery Capacity: 800mAh\u003cbr\u003eHousing Material: Plastic\u003cbr\u003eProduct Dimensions: Approx. 80x35x20mm \/ 3.15x1.38x0.79 inches\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003cbr\u003eDue to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding!\u003cbr\u003ePlease allow a 1-2 cm difference in measurements due to manual measuring.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003eAMNVOLT V4 ATS MINI Radio with Headphone Amplifier LSB USB Transistor Pocket Radios Si4732 DSP Radio for Indoor Outdoor\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e\u003cb\u003e1.High Performance \u0026amp; All-Band Support:\u003c\/b\u003e Featuring the AMNVOLT V4 ATS MINI radio with an advanced ESP32-S3 main controller and SI4732 DSP chip, this portable solution covers all broadcast bands and supports LSB USB AM FM modes for versatile listening experiences.\u003cbr\u003e\u003cb\u003e2.HD Display \u0026amp; Adjustable Brightness:\u003c\/b\u003e The full-band DSP radio is equipped with a 1.9-inch IPS color screen that offers adjustable backlight levels and real-time battery status display, ensuring optimal visibility and intuitive control every time.\u003cbr\u003e\u003cb\u003e3.Powerful Volume \u0026amp; Superior Sound:\u003c\/b\u003e Designed as a portable AM FM radio receiver, it features a built-in 1W cavity speaker delivering rich, loud audio, along with an upgraded earphone amplifier circuit for clear high-volume headphone listening.\u003cbr\u003e\u003cb\u003e4.Enhanced Signal Reception:\u003c\/b\u003e This LSB USB transistor pocket radios model adopts a Hi-Z circuit to improve weak signal resolution, elevating your listening clarity even in challenging environments and offering reliable everyday operation.\u003cbr\u003e\u003cb\u003e5.Firmware Upgradable \u0026amp; Module:\u003c\/b\u003e The Si4732 DSP radio allows hassle-free upgrades to the latest firmware for optimal use and comes equipped with ESP32-S3-WR OOM-1-N16R8 module, guaranteeing quality for lasting performance.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOrigin: Mainland \u003c\/span\u003e\u003cbr\u003eImportant Notice:\u003cbr\u003e1. Headphones are not included in the shipment. The headphones shown in the image are for demonstrating FM antenna functionality only. Please provide your own headphones!\u003cbr\u003e2. If you have selected the CNC metal casing version, please be aware that the CNC aluminum alloy material provides some shielding against wireless electromagnetic signals. While this enhances interference resistance, it may also weaken Wi-Fi signal strength. Please acknowledge this before purchasing.\u003cbr\u003e\u003cbr\u003eV4 Upgrade Details:\u003cbr\u003e1. Added shielding cover to the Si4732 receiver section to suppress electromagnetic interference; incorporated ESD protection chips at the antenna input for enhanced safety.\u003cbr\u003e2. Relocated the Hi-Z circuit to the front end of the antenna path and adopted a more stable VCC_RADIO power supply to preserve signal resonance and reduce noise.\u003cbr\u003e3. Added functionality to use wired headphones as an FM antenna (requires use in environments with strong FM signals and sufficiently long headphone cables for optimal performance).\u003cbr\u003e4. Left and right channels have been swapped; amplifier and speaker parameters have been recalibrated to enhance audio quality.\u003cbr\u003e5. Upgraded to higher-quality components: a more sturdy telescopic antenna and a better-feeling, non-slip knob cap.\u003cbr\u003e\u003cbr\u003eBrand: AMNVOLT\u003cbr\u003eModel (Hardware Version): V4\u003cbr\u003eHousing Material: CNC-machined metal\u003cbr\u003eMain Controller: ESP-32-S3\u003cbr\u003eOperating Modes: FM\/AM\/LSB\/USB (Note: Does not support aeronautical bands)\u003cbr\u003eReceiving Bands: HF\/SW\/MW\/VHF\u003cbr\u003eFrequency Range: LW, MW, SW (150kHz - 30MHz), VHF (64-108MHz)\u003cbr\u003eDisplay: 1.9-inch, 170*320 resolution\u003cbr\u003eDisplay Brightness: 32-255 levels, adjustable\u003cbr\u003eCharging Port: TYPE-C (cannot be charged with fast chargers)\u003cbr\u003eAudio Jack: 3.5mm 3-pin stereo\u003cbr\u003eAntenna Connector: SMA-KE (female)\u003cbr\u003eBattery Capacity: 800mAh\u003cbr\u003eHousing Material: Metal (CNC-machined aluminum alloy)\u003cbr\u003eProduct Dimensions: Approx. 80x35x20mm \/ 3.15x1.38x0.79 inches\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003cbr\u003eDue to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding!\u003cbr\u003ePlease allow a 1-2 cm difference in measurements due to manual measuring.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\u003cdiv style=\"padding: 15px; border: 1px solid #AEAEAE;\"\u003e1 \u003cspan\u003ex \u003c\/span\u003eRadio\u003cbr\u003e1 \u003cspan\u003ex \u003c\/span\u003eCircle Antenna\u003cbr\u003e1 x Telescopic Antenna\u003cbr\u003e1 \u003cspan\u003ex \u003c\/span\u003eInstruction Manual\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cbr\u003eor\u003cbr\u003e1 \u003cspan\u003ex \u003c\/span\u003eRadio\u003cbr\u003e1 \u003cspan\u003ex \u003c\/span\u003eCircle Antenna\u003cbr\u003e1 x Telescopic Antenna\u003cbr\u003e1 \u003cspan\u003ex \u003c\/span\u003eInstruction Manual\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cbr\u003eor\u003cbr\u003e1 \u003cspan\u003ex \u003c\/span\u003eRadio\u003cbr\u003e1 \u003cspan\u003ex \u003c\/span\u003eCircle Antenna\u003cbr\u003e1 x Telescopic Antenna\u003cbr\u003e1 \u003cspan\u003ex \u003c\/span\u003eInstruction Manual\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/Se33f1439254d47868214f58a0c53e8eeH.webp?v=1765353028\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/S6ec78454736249bbbc8bdaf80d6946137.webp?v=1765353028\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/S70277f8ddd5040d9b860898189d77e14t.webp?v=1765353029\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/Sb630c871e23a4194b7f839f5ef5e52b1V.webp?v=1765353028\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/Sa6b5cd5d536345dc8c9e8a5e9de20676a.webp?v=1765353028\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/Sb5a6c3b649e945bf838f52d5df27bb0fF.webp?v=1765353029\" alt=\"\"\u003e\u003cdiv style=\"text-align: center;\"\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-amnvolt-v4-ats-mini-radio-with-headphone-amplifier-lsb-usb-transistor-pocket-rad-1.webp?v=1779198765\" width=\"auto\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-amnvolt-v4-ats-mini-radio-with-headphone-amplifier-lsb-usb-transistor-pocket-rad-2.webp?v=1779198765\" width=\"auto\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-amnvolt-v4-ats-mini-radio-with-headphone-amplifier-lsb-usb-transistor-pocket-rad-3.webp?v=1779198765\" width=\"auto\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-amnvolt-v4-ats-mini-radio-with-headphone-amplifier-lsb-usb-transistor-pocket-rad-4.webp?v=1779198765\" width=\"auto\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-amnvolt-v4-ats-mini-radio-with-headphone-amplifier-lsb-usb-transistor-pocket-rad-5.webp?v=1779198765\" width=\"auto\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-amnvolt-v4-ats-mini-radio-with-headphone-amplifier-lsb-usb-transistor-pocket-rad-6.webp?v=1779198765\" width=\"auto\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003e\u003c\/p\u003e","brand":"AMNVOLT","offers":[{"title":"Plastic","offer_id":47120903045378,"sku":"Plastic","price":43.51,"currency_code":"USD","in_stock":true},{"title":"Metal","offer_id":47120903078146,"sku":"Metal","price":57.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/Se33f1439254d47868214f58a0c53e8eeH.webp?v=1765353028","url":"https:\/\/tufzen.com\/it\/products\/amnvolt-v4-ats-mini-radio-with-headphone-amplifier-lsb-usb-transistor-pocket-radios-si4732-dsp-radio-for-indoor-outdoor","provider":"TUFZEN","version":"1.0","type":"link"}