Best single antenna radar detector on the market it does take time to get use to setting the radar detector and learning to down Uniden’s user tool and zip files to be able to upgrade your firmware and data base. What a lot of owners don’t realize once you do a firmware update you must do a factory reset on your Uniden R4 or R8 and re-enter your settings. The Uniden R4 is definitely more sensitive and has better filtering than the Uniden R3.
Verified purchase: Yes | Condition: New
This has plenty of range plud gps speed readout the warning is easy to hear when the radio is on and not loud and obnoxious plus adter traveling past some automatic doors several times the gps reads them and now auto mutes those locations.
Verified purchase: Yes | Condition: New
Extreme range is a understatement has so much more, works just like advertised and is everything shown on Internet videos and Bluetooth / GPS make it simple to use with apps and your phone for so much more
Verified purchase: Yes | Condition: New
Great detector. Long range detection and easy to use.
Verified purchase: Yes | Condition: New
Have a R3, the R4 is superior in range and love the Bluetooth and mobile apps available
Verified purchase: Yes | Condition: New
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