Cobra XRS 9840 Ultra Performance 12 Band Radar/Laser Detector

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Cobra XRS 9840 Ultra Performance 12 Band Radar/Laser Detector
 
Manufacturer: Cobra
Customer Rating:
 
List Price: $199.99
Sale Price: $85.83
Availibility: Usually ships in 2-3 business days
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Product Description

Amazon.com Product Description The XRS 9840 provides total protection and peace of mind with the Xtreme Range Superheterodyne Technology, detecting all 12 radar/laser bands with its super-fast lock-on detection circuitry. The product offers extra detection range and the best possible advance warning to even the fastest POP mode radar guns. It comes with the Cobra exclusive Cool Blue ExtremeBright DataGrafix display, an 8-point electronic compass, Voice Alert, car battery voltage display/low car battery warning and much more.

Extra detection range and the best possible advance warning to even the fastest POP mode radar guns. Click to enlarge.

The ExtremeBright DataGrafix display provides enhanced data display in easy-to-read cool blue. Click to enlarge.

Click to view conrols.

12-Band Detection
Detects 6 radar, 4 laser and 2 safety signals. Radar signals include X Band, K Band, Ka Superwide, Ku Band, VG-2 and Spectre. Laser signals include LTI 20-20, Ultra Lyte, ProLaser and ProLaser III. Safety signals include Safety Alert and Strobe Alert.

Cool Blue ExtremeBright DataGrafix Display
Provides enhanced data display in easy-to-read cool blue ExtremeBright DataGrafix display

POP Mode Radar Gun Detection
Detects the latest POP Mode Radar Gun (Super-fast Instant-On Mode)

Ku Band Detection
Detects Ku Band Radar Gun currently being used in Europe. Be prepared for future introduction in the U.S.

LaserEye
Provides 360-degree detection of laser signals.

Voice Alert
Warns driver with specific voice annunciation of the signal being detected.

VG-2 Alert/ Undetectable
Provides complete immunity and alerts the driver when under surveillance of VG-2 Radar-Dectector-Detectors.

Spectre Alert I/Undetectable
Provides complete immunity and alerts the driver when under surveillance of Spectre I radar detector-detectors.

Strobe Alert
A Cobra exclusive, works with tens of thousands of emergency vehicles currently equipped with traffic light controlling strobe emitters. Provides advance warning of the presence and/or approach of emergency vehicles.

Safety Alert
Warns drivers of the presence and/or approaching emergency vehicles, railroad crossing, and road hazard locations equipped with Cobra's exclusive Safety Alert transmitters.

Auto Mute
Automatically mutes the alert tone for enhanced driver convenience.

IntelliMute
Relative-speed-sensing Auto Mute system that virtually elminates false alerts.

IntelliShield False Signal Rejection
3-Level City Mode offers the best false signal rejection in both urban and rural areas.

Digital Signal Strength Meter
Provides the driver with relative proximity to the target using 5-level digital signal strength meter.

SmartPower
Automatically shuts off power to the unit when ignition is turned off.

Car Battery Voltage Display
Provides graphical display of the car battery voltage and also warns the driver when it is low.

City/Highway Selector
Allows the user to select operating mode, reducing the frequency of falsing in densely populated urban areas.

Dim Mode
Allows the user to dim the radar detector display enhancing night driving visibility.

EasySet Programming Menu
User-friendly mode selection/setting with visual guidance.

Stay Set Electronic Memory
Electronically remembers radar detector settings for an indefinite period of time even with the power removed.

Low Car Battery Warning
Alerts user whenever battery voltage falls below 11.9 volts.

8-Point Electronic Compass
Automatically provides an accurate electronic direction heading.

What's in the Box
XRS 9840 Radar Detector Unit, Coiled 12V DC Power Cord, Windshield Mounting Bracket with suction cup, Instruction Manual

Cobra XRS 9840 Ultra Performance 12 Band Radar/Laser Detector Details

  • Features 12-band high-performance radar/laser detector
  • Detection and separate alerts for X, K, Ka, and Ku radar bands, laser signals
  • Superheterodyne Technology provides extra detection range and the best possible advance warning
  • Safety Alert function warns drivers of emergency vehicles and roadwork hazards
  • One-year warranty

Video Reviews

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Customer Reviews For Cobra XRS 9840 Ultra Performance 12 Band Radar/Laser Detector

If you don't have one, get one.
 
Review Date: December 27, 2008
Reviewer: Wicked, NC
I've probably used this for about a year now. Still going strong. Saved my a** more than once. I think cobra makes some the best radar detectors in their price range. This one replaced my old cobra that was about 7 years old. I would say this one gives me about twice the warning time of my older one. It does a better job of picking up the radar signal when i'm approaching the crest of a hill. Highly recommended!
Great Service, Great Product!
 
Review Date: January 7, 2009
Reviewer: D. Swiger, Colorado Springs, Co
Had no problems with anything. Site was easy to navigate, and the prices were great. Product is excellent and delivery speed was exceptional especially before xmas 2008.

Thanks,

Does what it was designed to do ....
 
Review Date: October 7, 2008
Reviewer: John H. Derickson, Dale City, VA
I took a recent 400 mile trip in to West Virginia from Virginia and this unit alerted me several times ... with enough time for me to check my speed and adjust accordingly. I picked up a moving police car coming up on my rear several minutes before the police car caught up with and passed me. So, in my opinion, for the money, it's a good unit. TWO things I do not like: I'd like to have a visor mount and I'd like to have a straight, fairly long power cord. For this reason I give the detector a 4.
Good unit, better out there for the price.
 
Review Date: August 1, 2008
Reviewer: Want the best,
The Cobra 9840 has plenty of features that are good. The only major problem is the lack of radar sensitivity. Not close in comparision of other brands of units such as the Whistler pro 78 or xtr 690. Both are within the price range of the Cobra while offer much better performance and detection range. Check out the others before buying the Cobra brand.
SAVE TIME AND LOOK ELSEWHERE!
 
Review Date: February 20, 2009
Reviewer: Tommy Villegas,
My old and reliable Cobra Radar Detector went out and I decided to get this one. I don't know if Cobra made the newer models less sensitive or what. This model has no range and gives too many false alerts. Am sending it back to get a Beltronics Detector.

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