{"product_id":"v4-amnvolt-ats-mini-si4732-all-band-receiver-supports-am-fm-ssb-lsb-usb-built-in-hi-z-headphone-amplifier-for-ham","title":"V4 AMNVOLT ATS Mini SI4732 All Band Receiver Supports AM\/FM\/SSB\/LSB\/USB  Built-in Hi-Z Headphone Amplifier for HAM","description":"\u003cp\u003e\u003cstrong\u003eBrand Name\u003c\/strong\u003e: NoEnName_Null\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e: Mainland China\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHigh-concerned chemical\u003c\/strong\u003e: None\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDIY Supplies\u003c\/strong\u003e: Electrical\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eElectronic\u003c\/strong\u003e: Yes\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e: V4\u003c\/p\u003e\u003ch1\u003e\n\u003cspan style=\"color:rgb(244, 78, 59)\"\u003e\u003cstrong\u003eV4 \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003eUpgrade Details:\u003c\/strong\u003e\n\u003c\/h1\u003e\u003cp\u003e1.  Added shielding cover to the Si4732 receiver section to suppress electromagnetic interference;  added ESD protection at the antenna input for chip safety.\u003c\/p\u003e\u003cp\u003e2.  Hi-Z circuit moved to the front end of the antenna path, powered by more stable VCC_RADIO, \u003cspan style=\"color:rgb(244, 78, 59)\"\u003eto preserve signal resonance and reduce noise.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59)\"\u003e3.  New feature: Wired headphones can now be used as an FM antenna (Note: Headphones are not included in the package.  Buyers need to prepare their own.  Best results are achieved in strong FM signal environments with longer headphone cables).\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e4.  Left and right audio channels have been swapped;  amplifier and speaker parameters have been readjusted to improve sound quality.\u003c\/p\u003e\u003cp\u003e5.  Upgraded to more durable and higher-quality components: sturdier retractable antenna and non-slip knob caps for better handling.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch1\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h1\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59)\"\u003e1.  Equipped with ESP32-S3 main control + SI4732 DSP, supports ALL Band broadcasting, LSB, USB, AM, and FM modes, with AGC\/ATT function.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e2.  Features a 1.9-inch IPS high-definition color screen with adjustable backlight brightness and battery level display.\u003c\/p\u003e\u003cp\u003e3.  Built-in 1W power cavity speaker for loud and clear sound quality.\u003c\/p\u003e\u003cp\u003e4.  Supports firmware upgrades;  pre-installed firmware version is at least VER.2.3.1 (Regular updates are recommended for optimal performance).\u003c\/p\u003e\u003cp\u003e5.  Built-in headphone amplifier circuit for powerful audio output when using headphones.\u003c\/p\u003e\u003cp\u003e6.  Integrated Hi-Z circuit to enhance weak signal resolution.\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59)\"\u003e7.  Uses genuine ESP32 modules (ESP32-S3-WROOM-1-N16R8), ensuring higher reliability compared to counterfeit modules.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch1\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h1\u003e\u003cp\u003e- Brand: \u003cspan style=\"color:rgb(244, 78, 59)\"\u003eAMNVOLT\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e- Model (Hardware Version):\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px\"\u003e V4\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59)\"\u003e- Housing Material: CNC metal or ABS injection molding (two options available)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e- Main Control: ESP-32-S3\u003c\/p\u003e\u003cp\u003e- Operating Modes: FM\/AM\/LSB\/USB (Note: Does not support aviation bands)\u003c\/p\u003e\u003cp\u003e- Receiving Bands: HF\/SW\/MW\/VHF\u003c\/p\u003e\u003cp\u003e- Frequency Range: LW, MW, SW (150kHz - 30MHz), VHF (64-108MHz)\u003c\/p\u003e\u003cp\u003e- Screen: 1.9-inch, 170*320 resolution\u003c\/p\u003e\u003cp\u003e- Screen Brightness: 32~255 levels, adjustable\u003c\/p\u003e\u003cp\u003e- Charging Interface: TYPE-C (Not compatible with fast chargers)\u003c\/p\u003e\u003cp\u003e- Audio Interface: 3.5mm 3-pin stereo\u003c\/p\u003e\u003cp\u003e- Antenna Interface: SMA-KE (inner hole)\u003c\/p\u003e\u003cp\u003e- Battery Capacity: 800mAh\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003ePackage List:\u003c\/p\u003e\u003cp\u003e1 x AMNVOLT V4 Radio\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59)\"\u003e2 x Antennas (Telescopic Whip Antenna \/ Rotatable Loop Antenna)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59)\"\u003ePlease note when purchasing：\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59)\"\u003e1. If the numerically controlled metal casing version is chosen, the numerically controlled aluminum alloy material has a certain shielding effect on wireless electromagnetic signals. While improving the performance of receiving interference, it will also lead to a weakening of the connection strength of the wifi signal. Please pay attention to this point before purchasing.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59)\"\u003e2. Headphones are not included in the shipping list. The headphones in the picture are only used for demonstrating the FM antenna function. Please bring your own headphones!\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/S3618540f332343ff81c967e28845a9654.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/S5f50a909e46b4c98a3c57963fca84f7aC.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/Saf7bd549e02144eb982e5f9e84b66c02m.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/S92f368cd79964737906bc88ec3140464R.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/Scb9b233de71645ecb1324b2ff3168c08j.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/Sc6e4c8a9bd4e421aac0cdfd1c1a61b5ds.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/S00c23369bbd1425cab8d47932c96270eC.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/S19bba69210024c31a65a65546ed84c90Z.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/Sf3c125fefa214cf592d79d3ed551cb895.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/S5f96a06a356a46bca3142bf5bc058069w.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/Sc57e550cd50c4145802c7953295fdb5cZ.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/S575d680e120543798cdf7ef03810e65eH.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/S62dc1f01224f44d7a20240fd653182bba.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae04.alicdn.com\/kf\/S8b5a8808e0fa4584bc8928b1d8cbb790o.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e","brand":"Wolf Magazine","offers":[{"title":"Metal Case","offer_id":51522105016603,"sku":"14:29#Metal Case","price":129.99,"currency_code":"USD","in_stock":true},{"title":"ABS Case","offer_id":51522105049371,"sku":"14:173#ABS Case","price":105.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0942\/7271\/7083\/files\/de17035f76e076dfcce720f06c27f70f_2000x2000x301768.jpg?v=1766766577","url":"https:\/\/www.wolfmagazinestore.com\/products\/v4-amnvolt-ats-mini-si4732-all-band-receiver-supports-am-fm-ssb-lsb-usb-built-in-hi-z-headphone-amplifier-for-ham","provider":"Wolf Magazine","version":"1.0","type":"link"}