Exhibit 99.1

   Digital Recorders, Inc. Announces Approximately $1.25 Million in
                 Transit Communications Product Orders

    DALLAS--(BUSINESS WIRE)--Aug. 1, 2006--Digital Recorders, Inc.
(DRI) (Nasdaq:TBUS), a digital communications technology leader in the
transportation, law enforcement, and security industries, announced
today that its TwinVision na, Inc. business unit and Digital Recorders
division, both based in Research Triangle Park, N.C., have received
orders initially totaling approximately $1.25 million from Optima Bus
Corporation for transit communications products to be installed on new
bus vehicles for Miami-Dade Transit (MDT).
    "The products ordered will operate in an environment of MDT's
intelligent transportation systems. Deliveries are expected to begin
in September 2006 and conclude in first quarter 2007. Additional
purchase options may eventually increase the total of these orders to
more than $6 million over the next five years. Optima Bus Corporation
and MDT are great customers and we very highly value our relationships
with them," David L. Turney, the Company's Chairman, President, and
Chief Executive Officer, said.

    Included among the Company's products ordered are:

    --  the TwinVision(R) electronic destination sign systems for use
        on the front, sides, and rear of the bus vehicles; and

    --  the Talking Bus(R) voice announcement system, which will help
        MDT personnel deliver improved customer service, as well as
        meet Americans with Disabilities Act requirements for internal
        and external vehicle and transit station audio messages.

    ABOUT OPTIMA BUS CORPORATION

    Privately held Optima Bus Corporation is a leading U.S.-based
manufacturer of small- and medium-size mass transit buses, including
the Opus Low-Floor Bus and American Heritage Streetcar. For more
information about Optima Bus Corporation, go to www.optimabus.com.

    ABOUT MIAMI-DADE TRANSIT

    MDT is the public transit authority in Miami-Dade County, Fla. It
is the largest transit system in Florida, and one of the largest in
the U.S. It currently operates the Metrobus, Metrorail, Metromover,
and Paratransit (STS) systems. Currently, MDT records over 326,000
daily (weekday) boardings on this unified system. For more information
about MDT, go to http://www.co.miami-dade.fl.us/transit/home.asp.

    ABOUT THE TWINVISION NA, INC. BUSINESS UNIT

    Established in 1996, TwinVision na, Inc. designs, manufactures,
sells, and services TwinVision(R) electronic destination sign systems
used on public transit vehicles. For more information about the
Company's TwinVision na, Inc. business unit, go to
www.twinvisionsigns.com.

    ABOUT THE DIGITAL RECORDERS DIVISION

    The Company's Digital Recorders division develops and manufactures
intelligent transportation products for the transit industry. Products
include: computer aided dispatch/automatic vehicle location systems;
automatic vehicle monitoring systems; Talking Bus(R) automatic voice
announcement systems; vandal-resistant, hands-free driver microphones;
and more. For more information about the Company's Digital Recorders
division, go to www.talkingbus.com.

    ABOUT THE COMPANY

    Digital Recorders, Inc. is a digital communications technology
leader in the transportation, law enforcement, and security
industries. Using proprietary hardware and software applications, our
products improve the flow and mobility of people through
transportation infrastructure, improve energy efficiency, mitigate
security threats, and enhance law enforcement agencies' surveillance
capabilities. Our transportation communications products -
TwinVision(R) and Mobitec(R) electronic destination sign systems,
Talking Bus(R) voice announcement systems, Digital Recorders(R)
Internet-based passenger information and automatic vehicle
location/monitoring systems, and VacTell(TM) video actionable
intelligence systems - enhance public transportation and mitigate
security threats worldwide. By assisting transit vehicle operators in
their quest to increase ridership, our products help reduce dependence
on oil. Our DAC(R) electronic surveillance tools, including microphone
amplifiers and processors, countermeasures devices, speech activity
detectors, and noise cancellation equipment, help law-enforcement
agencies around the globe arrest and prosecute criminals. For more
information about DRI and its operations worldwide, go to
www.digrec.com

    FORWARD-LOOKING STATEMENTS

    This press release contains "forward-looking statements" within
the meaning of the Private Securities Litigation Reform Act of 1995.
In particular, statements concerning the timing and amount of the
orders, the expected delivery dates, our competitive advantages, our
ongoing relationships with Optima Bus Corporation and MDT, the
expected demand for our products, as well as any statement, express or
implied, concerning future events or expectations is a forward-looking
statement. Use of words such as "expect," "fully expect," "expected,"
"appears," "believe," "plan," "anticipate," "would," "goal,"
"potential," "potentially," "range," "pursuit," "run rate,"
"stronger," "preliminarily," etc., is intended to identify
forward-looking statements that are subject to risks and
uncertainties, including risks and uncertainties pertaining to the
timing and amount of the orders, the expected delivery dates, our
competitive advantages, our ongoing relationships with Optima Bus
Corporation and MDT, the expected demand for our products, as well as
other risks and uncertainties as set forth in our Annual Report on
Form 10-K filed April 17, 2006, particularly those identified in Risk
Factors Affecting Our Business. There can be no assurance that any
expectation, express or implied, in a forward-looking statement will
prove correct or that the contemplated event or result will occur as
anticipated.

    CONTACT: Veronica B. Marks
             Manager, Corporate Communications
             Digital Recorders, Inc.
             Phone: (214) 378-4776
             Fax: (214) 378-8437
             E-Mail: veronicam@digrec.com