Long-Range Radar/Laser Protection

The R4 continues Uniden’s tradition of leading innovation. Featuring extreme long-range performance, a Blackfin® DSP (Digital Signal Processor), and visual and voice alerts on an OLED display. Also, it has Bluetooth, GPS, R/TACH app support, our custom speed and red-light database, etc. Also, the R4 features Auto Learn which greatly reduces false alerts over time giving you the quietest ride. With our exclusive proprietary technology, the R4 boasts stellar performance. When you need the best with none of the fluff, Uniden’s R4 puts you miles ahead.

All Factory Certified products are professionally inspected, tested, and certified to Uniden standards. Factory Certified products may have slight signs of wear and tear, such as scratches, dents, or chips which do not affect usability or performance. Factory Certified products may include damaged packaging, open-box, pre-owned, or refurbished products.

90-day warranty. All accessories are included. All sales are final.

* The R-R4BLK does not come with the Double Cup Windshield Mount

*¹ The R-R4BLK comes with two Single Cup Windshield Mounts

What's In The Box

R4 Radar Detector (Renewed)

12V DC RJ11 Power Cord

Single Cup
Windshield Mount*¹

Double Cup Windshield Mount*

Carrying Case

• Built-in GPS with Auto Mute Memory

  Learns and mutes false alerts along your routes, so you won't hear the same false alarm twice.

• Multi-color OLED Display

  Bright, easy-to-read display shows more info at once for better situational awareness.

• Voice Alerts

  Customizable voice alerts keep you hands-free and focused on the road.

• Advanced K/Ka Band Filtering

  Top-tier filtering reduces false alerts from driver-assist and collision avoidance systems.

• Red Light & Speed Camera Alerts

  Pre-loaded alerts with free updates keep you protected and current wherever you drive.