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Comes Close to a Cobra
®
2255
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Comes Close to a Cobra
®
AA33
Xtreme Range 
Superheterodyne Technology
With super-fast sweep circuitry, 
XRS provides extra detection range 
and the best possible advance warning 
to even the fastest radar guns
Detection and Separate Alerts For: 
Radar signals (X, K, Ka and Ku bands, 
with signal strength indicated), 
laser signals, Safety Alert signals, 
Strobe Alert signals, VG-2 signals, 
Spectre 1 signals
LaserEye  
For 360° detection of laser and 
strobe signals
Instant-On Ready 
Detects radar guns with “instant-on” 
(very fast) speed monitoring capabilities
Tone Alerts 
With adjustable volume
UltraBright Data Display 
Easy-to-read with adjustable brightness
City or Highway 
Modes to reduce false alerts
Safety Alert 
Traffic warning system distinguishes 
important safety alerts from other 
K band signals
Strobe Alert
Emergency vehicle warning system
Manual Mute or Auto Mute 
A mute function of audio alerts
IntelliMute 
A mute function which 
automatically reduces false 
alerts by sensing engine RPMs
Mounting 
Mounts easily on windshield 
or dashboard
Product Features
••
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Display
••
This booklet describes the simple steps for mounting and setting up your detector. 
It also provides helpful information about how radar and laser guns are used and 
how you can interpret the alerts you receive.
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Controls, Indicators and Connections
••
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Allows you to adjust the
volume of the tone alerts.
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CCiittyy  BBuuttttoonn  
For City or Highway 
modes to reduce 
false alerts.
LLaasseerrEEyyee  
For 360° detection of 
laser and strobe signals.
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* Press and hold for two seconds 
to access these functions.
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WWAARRNNIINNGG
Modifications or parts substitutions not approved 
by Cobra Electronics Corporation may violate 
FCC Rules and void your authority to operate 
this equipment.
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NOTE: In This Manual
When steady, 
the display will 
be shown:
When blinking, 
the display will 
be shown:
X & K will light 
simultaneously 
when indicating 
Ku detection:
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Signal Strength 
1 (weakest) to 5 (strongest)
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Allows you to adjust the UltraBright
Data Display brightness for easy
reading. (Also turns VG-2 and
Spectre 1 alerts on and off.*)
IInntteellll ii MMuuttee  BBuuttttoonn
Engine RPM sensing mute function
which reduces false alerts. Button 
turns IntelliMute on and off. (Also
enters IntelliMute setting mode.*)
MMuuttee   BBuuttttoonn
For manual mute or 
auto mute of audio alerts. 
(Also turns Voice Alert 
on and off.*)
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Call 773-889-3087 for pricing or visit www.cobra.com.
For Credit Card Orders
Call 773-889-3087 [Press one from the main menu] 8:00 a.m. to 6:00 p.m. Central Time, 
Monday through Friday.
Make Check or Money Order Payable To
Cobra Electronics, Attn: Accessories Dept., 
6500 West Cortland Street, Chicago, IL 60707 U.S.A.
To Order Online
Please visit our website: www.cobra.com
IItteemm  ## DDeess ccrriipptt iioo nn
420-030-N-001 Straight 12V Power Cord 
420-026-N-001 Coiled 12V Power Cord 
545-139-N-001 Windshield Mounting Bracket 
CLP-2B Dual Port Power Adapter