ATS25 Max-Decoder ii Radio Receiver
ATS25 Max-Decoder ii Radio Receiver

ATS25 Max-Decoder ii Radio Receiver

$119.00 USD


  • Upgraded shortwave radio with WiFi, Bluetooth, DIGI modes, CW/RTTY decoding, 2.4" touchscreen, Hi-Z/50Ω antenna input, DSP audio, and 4000mAh battery.

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Introduction

The Upgraded SI4732 ATS25 Max-Decoder II (firmware version 4.17) is a powerful multi-band shortwave radio receiver, designed for HAM enthusiasts, DXers, and radio hobbyists. The latest upgrade introduces four new modes (DIGI, CWR, SYNC L, SYNC U), along with WiFi connectivity, RTty decoding, Bluetooth, HI-Z antenna input impedance, and LNA function, greatly improving sensitivity, stability, and signal clarity.

Equipped with a 2.4-inch touchscreen, the ATS25 Max-Decoder II offers intuitive operation with broadcast search, HAM band shortcut channels, and direct numeric frequency input. Battery level and time display make operation more convenient.

For audio, it includes a 3-inch external magnetic full-frequency stereo speaker, delivering rich, clear sound. FM stereo programs can also be enjoyed via headphones, which double as an FM antenna.

With a built-in 4000mAh lithium battery, the receiver ensures up to 8 hours of continuous operation and supports USB-C fast charging, compatible with most modern cables and adapters.

Compact and portable, the ATS25 Max-Decoder II is perfect for camping, travel, and field operations, while offering advanced decoding capabilities such as PSK/FT4/FT8/RTTY/HELL, making it a versatile tool for both professional and amateur radio users.

What's included

  • 1 × ATS25 Max-Decoder II Radio Receiver
  • 1 × Pull Rod Antenna
  • 1 × WiFi Antenna
  • 1 × Touchscreen Pen
  • 1 × USB Cable
  • 1 × Corner Pad
  • 1 × User Manual

Device Specifications

  • Firmware: Version 4.17 (registered, supports future upgrades)
  • Display: 2.4-inch TFT touchscreen
    Battery: 4000mAh rechargeable lithium (up to 8 hrs use)
  • Charging: USB-C interface
  • Speaker: 3-inch full-frequency stereo magnetic speaker
  • Control: Touchscreen + numeric keypad input + HAM shortcut channels
  • Size/Weight: Compact, lightweight, portable

Performance Specifications

  • Supported Modes:
    LSB, USB, AM, CW
    DIGI (PSK / FT4 / FT8 / RTTY L / RTTY U / HELL)
    CWR, SYNC L, SYNC U
  • Extra Features:
    WiFi function
    Bluetooth function
    RTty decoding
    LNA function for improved sensitivity
    HI-Z antenna input & 50Ω mode
    Built-in band-pass filter for noise reduction
    Four audio spectrum displays
  • Battery Display: Percentage + time indicator
  • Brightness: Adjustable screen brightness