PTO covers technologies that are key
elements of wireless intrusion detection or prevention. "AirTight's patent strategy
and intellectual property portfolio is a key asset of the company -- and a
focus of company investment.

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com

perimeter burglar

S. patent No.
"While it's important to stress that motion detectors should never replace
fire/life safety devices , we were pleased that we were able to help Mr.
Ferdinand and Terrace Jewelers safely endure the damage and continue on with
business," said David Bitton, vice president and COO of Supreme Security
Systems .

Companies that primarily manufacture or distribute security alarm systems and/or accessories

dantech adc

This press release may include information that could constitute forward-
looking statements made pursuant to the safe harbor provision of the Private
Securities Litigation Reform Act of 1995."

"This seminal patent validates AirTight's leadership position as the first
company to deliver and now patent a truly effective WIPS system," said
David King, Chairman and CEO of AirTight Networks .

cka dantech

AirTight Networks' SpectraGuard family of wireless
perimeter security products and services provides enterprises and service
providers with around-the-clock wireless monitoring and automatic intrusion
prevention, while managing wireless LAN network performance for maximum
capacity and uptime.

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We expect this new and powerful security system management
product will significantly increase both the sales of SmartTrack and
SentryVision(R) Video Servers. Any such forward-looking statements
may involve risk and uncertainties that could cause actual results to differ
materially from any future results encompassed within the forward-looking
statements. For more information, visit the
company 's Web site at www. The sensors then alerted Supreme Security Systems' Central
Monitoring Station and local authorities. For more information, please visit:
http://www.

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PRESS RELEASE AirTight Networks Awarded U.S. Patent for Wireless Intrusion Prevention System

com.

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-- Digital Video Recording

"We are excited by the response of several of our key customers to the new
SentryVision (R) solution," said Noel Verbruggen, Managing Director of Intrepid
Security.S. Our development team is the largest in the
industry, and growing -- to help us maintain our lead over the
competition .

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S. Responsiveness is
the only weapon to combat this damage, and we most certainly had that from
Supreme Security Systems. Ferdinand has been a customer of Supreme since he opened Terrace
Jewelers four years ago. "Our customers know that we will always work to ensure the quickest
and most efficient response in the event of a fire, break in or other security
breach. Security
Distributing + Marketing Magazine ranks Supreme in the top one half of one
percent of alarm companies nationwide.

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For further information, please
visit our website at http://www.sentrytechnology. AirTight Networks is a privately held
company based in Mountain View, CA. The blaze
was quickly contained by local firefighters , and Terrace Jewelers officially
reopened for business April 30, 2005.

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As shown in the
recently released Tolly Group report, AirTight's SpectraGuard Enterprise
outperforms its competitors in wireless intrusion prevention functionality. Local authorities and store owner Wayne Ferdinand were alerted to the
fire following an alarm triggered by a security device from Supreme.

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, Sentry Technology
Corporation (OTC Bulletin Board: SKVY) announced today the successful launch
of the Sentry Vision(R) integrated security management software at the
International Fire and Security Exhibition Conference in Birmingham , UK in
cooperation with Intrepid Security, Sentry's UK dealer. The company provides over 10,000
businesses , industrial facilities and residences with the most advanced
burglar and fire alarms, closed circuit TV (CCTV) systems, access control
systems and process and environmental monitoring systems, audio and video
intercoms and music systems.

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The SpectraGuard family of products is the industry's
only solution that correctly classifies wireless devices and events; and
automatically identifies, automatically stops, and accurately locates
wireless security risks and attacks.net. UNION, N. Supreme continued to be helpful and accessible in
the days following the fire and that kind of quick response and service is
definitely invaluable to a business owner.

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The Company's products are used by retailers to deter
shoplifting and internal theft and by industrial and institutional customers
to protect assets and people.

"AirTight is proud of our technical team and their engineering prowess,"
said Pravin Bhagwat, CTO of AirTight Networks.

Leading Electronic Security Provider Supreme Security Systems Helps Minimize Damage in NJ Jewelry Store Fire

The smoke
from the fire likely triggered motion sensors, which were installed to monitor
and prevent break-ins and burglaries, but not intended for fire detection and
prevention.

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AirTight Networks, the leading provider
of wireless perimeter security solutions, today announced that the U.

"Wireless Intrusion Prevention is a whole different ball game from Wireless
Intrusion Detection," said Lisa Phifer, Core Competence.

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The product will also generate recurring
revenue via monthly monitoring fees. Factors that could cause or contribute to such differences
include those matters disclosed in the Company's Securities and Exchange
Commission filings. Fast,
effective threat mitigation absolutely depends upon accurate
classification, efficient multi-tasking, and delivery of actionable,
precise threat data.J.

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"

About AirTight Networks

Founded in 2002, AirTight Networks is the leader in wireless perimeter
security solutions .

attaches perimeter

RONKONKOMA, N. The Company's acquisition of ID Systems expands
the Company's product offering to include proximity Access Control and Radio
Frequency Identification (RFID) solutions.airtightnetworks . A third-generation family-owned and managed
company Supreme has almost 100 long-term employees on staff.

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Sentry Technology Releases New Security Management Software at IFSEC

Features include:

-- View and control of both the Company's SmartTrack traveling camera
system and conventional CCTV equipment
-- Two way voice communication
-- Integration with access control and burglar alarm systems
-- Remote operation of lighting, etc. PTO
(Patent and Trademarks Office) has issued U."

These patented capabilities are the basis for AirTight's products -- the
SpectraGuard Enterprise, SpectraGuard Sentry, SpectraGuard Planner, and
SpectraGuard SAFE (Security Agent For Endpoints) products.

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The CCTV product line
features the proprietary SentryVision(R) SmartTrack patented traveling
Surveillance System.

7,002,943 to
AirTight Networks for a "METHOD AND SYSTEM FOR MONITORING A SELECTED REGION
OF AN AIRSPACE ASSOCIATED WITH LOCAL AREA NETWORKS OF COMPUTING DEVICES., Supreme Security Systems, the largest
independent, full-service electronic security provider in New Jersey, recently
helped minimize fire damage at Terrace Jewelers, a New Jersey based jewelry
store.

optex vimo

com. "The
problems that AirTight has solved are difficult technical challenges ,
worthy of a patent. "One fire can completely
wipe out the entire inventory or destroy the show floor.

becom ews

Y. "Two of the UK's largest retailers immediately committed to test
installations.

AirTight Networks' SpectraGuard Enterprise wireless intrusion prevention
system has established its leadership position by delivering the key
elements of any effective WIPS:

-- detecting and correctly classifying wireless threats -- to catch all
threats, while minimizing false alarms
-- preventing (multiple, simultaneous) wireless threats -- while
continuing to scan for new ones
-- accurately locating the wireless threats on a floor map -- so they can
be removed.

householders alarm

"

Sentry Technology Corporation designs, manufactures, sells and installs a
complete line of Radio Frequency (RF) and Electro-Magnetic (EM) EAS systems
and Closed Circuit Television (CCTV) solutions. Rather than simply carrying over techniques from wired
network security, the AirTight patent approaches the problem of wireless
security using fundamental properties of the open/broadcast radio medium as
the very basis for strong protection. "The enterprise market
is becoming more and more aware of the threats created by the proliferation
of wireless technologies and the capabilities covered by this patent are
essential to building wireless IPS systems to actively protect these
enterprises.
The fire was initiated by a candle flame after store hours.supremealarm.

Media Contact:
Courtney Chauvin
Affect Strategies for Supreme Security Systems
212-398-9680 x142
courtney@affectstrategies.

broomall perimeter

SentryVision(R)
software runs on the Company's SentryVision(R ) Video Server platform and
offers users unprecedented control, integration and management of security
systems, remotely via the internet."
This patent granted by the U.

This patent addresses technologies implementing these functionalities,
which are fundamental to wireless intrusion prevention . "In wireless
networks, just as in wired networks, prevention requires a far richer, more
complex set of capabilities and functions than simple detection."

"This AirTight patent is extremely well written and comprehensive," said
Dipankar Raychaudhuri, director of the Wireless Information Network
Laboratory (WINLAB) at Rutgers University, and an IEEE fellow.

AirTight, AirTight Networks, and the AirTight Networks logo are trademarks,
and SpectraGuard is a registered trademark of AirTight Networks, Inc.
"This type of incident can be devastating to retail stores such as ours,"
said Wayne Ferdinand, owner of Terrace Jewelers."

About Supreme Security:
Supreme Security Systems is the largest independent, full-service
electronic security provider in New Jersey.

raco broomall

We intend to build on our technology and product leadership
through aggressive marketing and sales efforts in 2006."
As a result of Supreme's responsiveness, the store endured mostly minor
cosmetic damage and the majority of the inventory remained intact and
undamaged.