Sangean U4 AM/FM-RBDS/Weather Alert Rechargeable Digital Tuning Radio Review

Sangean U4 AM/FM-RBDS/Weather Alert Rechargeable Digital Tuning Radio Review

Sangean America Inc. is a Santa Fe Springs, California-based company that has been established in 1974. They have more than 40 years experience in consumer electronics and specialize in radio equipment. They have developed a solid reputation for quality and durable products.

One of their most popular recent developments is the highly rugged [easyazon_link identifier=”B01NAOG8SA” locale=”US” tag=”5i20-20″]Sangean U4 AM/FM-RBDS Rechargeable Digital Tuning Radio[/easyazon_link]. It is a tough, feature-rich digital tuning radio, capable of receiving 7 NOAA weather channels.

The automatic alert will give you ample warning of nearby danger, giving you time to prepare and ensure the safety of those around you.

This popular hard-working and very capable radio has all the very latest technology available. It looks the part too in a practical, ultra-robust housing.

It is a user-friendly mono radio with an impressive range as well as a digital tuning AM/FM-RDS with weather alert. It also features Bluetooth and aux cable jack.

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That is just the start, check out some of the many features if this radio:

Key Features:

Shock, Dust, and Rain Resistant

The U4 Ultra Rugged Digital Job Site Radio is built tough to handle any conditions or job sites. It has a roll cage for added protection against shocks and falls as well as an IP64 rating for dust and water resistance.

Smart Battery

The intelligent battery on the U4 allows for ideal battery charging times. There is a LED battery status indicator that gives an accurate measure of the remaining power.

It also has a 12Volt DC jack for times when you have access to power. Station settings and the alarms and time are protected by the backup battery.

Phone Charger

The handy USB port will allow you to charge your mobile device.

Aux-In and Bluetooth

Although designed primarily as an emergency device there is no reason not to have a few additional feature. The U4 has a headphone jack and auxiliary connection for CD players or MP3 devices. It use NFC technology meaning you just have to touch your device to the U4 for instant, hassle-free pairing.

You can then enjoy the latest Bluetooth and listen to the content of your choice. Music and sound quality are superb with low latency and true high fidelity thanks to aptX decoding.

Large Backlit LCD Display

The screen is easy to read even in the harshest conditions thanks to the large LCD display that is well backlit. You will be able to see radio and clock information with ease.

Full features:

  • AM and FM receiver
  • NOAA Weather Band (7 NOAA Frequencies) receiver with Alert Function
  • Public Alert Certified weather radio
  • 20 Preset stations – includes 5 FM1 / 5 FM2 / 5 AM and 5 weather Bands
  • Auxiliary Audio Input
  • Latest Bluetooth for audio streaming
  • NFC Technology for easy pairing
  • Treble and bass control
  • 5”, 8ohm, 12W Full Range Hi-Fi Speaker
  • Loudness option
  • Auto Scan feature – both directions
  • Adjustable Tuning Steps
  • Large backlit LCD Display
  • Shock Resistant – All-around roll-cage
  • Waterproof and dustproof – IP64 certification
  • Clock features Auto Set from FM RBDS
  • Dual alarm timer – choice of alarm sound or radio
  • Adjustable volume on alarm
  • Humane Wake System (HWS) radio or buzzer
  • Adjustable sleep, snooze or nap timer
  • Clock time and station settings protected by battery back-up
  • AC cable with convenient storage
  • DC jack
  • Uses rechargeable or standard dry-cell 6 D Cell batteries
  • LED Indicator when charging
  • Accurate power level indicator
  • USB port for charging smartphones or mobile devices


  • Ultra-tough and durable
  • Great range and reception
  • Good power options and intelligent battery
  • USB charging for smartphones/mobile devices
  • Bluetooth and NFC


  • Not the lightest radio
  • Some found the audio slightly bass-heavy

Similar Product:

The Midland Consumer Radio ER310 Emergency Solar Hand Crank AM/FM Digital Weather Radio is a compact, reasonably priced alternative. It has some good features but not as many as the Sangean U4 and cannot compare in terms of ruggedness.


The response and feedback on the Sangean are overwhelmingly positive, and it is a well-loved, popular product.

It does everything that one would expect from a radio of this type and then so much more. Despite all the technology, it is extremely user-friendly and easy to operate.

All controls and buttons are clear and simple. Commonly used features have dedicated buttons for quick access. The menus are clear and intuitive.

The multiple power options are a great benefit, giving you access to the best source available according to your situation. One must be aware that when the device is in alert mode, it is continuously communicating to check for incoming alerts.

This is common to all NOAA Weather radios, but it is important to be aware of this as the power will deplete faster in this mode if you do not have access to AC power.

The audio quality is superb and ideal for all environments. It has a rich, full sound that you can tweak according to your requirements.

The Bluetooth, NFC Technology, and auxiliary input makes it versatile and gives you freedom of choice to listen to the music or content of your choice due to the fact that the volume is outstanding.

The rugged robustness is second to none and with the added roll cage protection and IP64 rating for dirt and water, you know it will stand up to anything that comes its way.

It has a powerful AM and FM tuner and is one of the better performers on the market in term of range and clarity.


If you are in the market for a robust, quality emergency radio, the [easyazon_link identifier=”B01NAOG8SA” locale=”US” tag=”5i20-20″]Sangean U4[/easyazon_link] is a top choice. It is extremely popular and well loved by many raving fans.

It has all the basics one expects from a radio of this nature and an impressive array of features. It is versatile, flexible and user-friendly. Best of all is that it is as tough as radios get.

Emergencies and disasters are a reality of life, and the best defense is awareness. You need to invest in a radio that you can trust 100 percent. The Sangean U4 is reliable, dependable and will be there for you when you need it.

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