Optimus Portable CD Player
(420-5073/5074)            Features                   Faxback Doc. # 40955


Your Optimus CD-3620/CD-3640 Portable Compact Disc Player uses the latest
digital audio technology to give you the clean, crisp sound of compact
discs.  You can connect the CD player to your home audio or car stereo
system or connect a pair of stereo headphones for portable, private
listening.

The CD player's features include:

Digital Anti-Shock System (DASı) - rapidly scans data from the CD and stores
(CD-3640 only)                     it in memory for uninterrupted play with
                                   no sound skip even when the CD player
                                   is exposed to shocks or vibration.  This
                                   makes this CD player excellent for use
                                   in your vehicle.

Eight-Times Oversampling with Digital Filtering - improves the CD's sound by
                         multiplying the standard 44.1 kHz sample rate by
                         eight and using a digital filter to reduce or
                         eliminate distortion.

1-Bit DAC - uses the latest in digital-to-analog conversion circuitry to
            accurately reproduce all sound levels with virtually no 
            distortion.

Built-In Battery Charger - recharges rechargeable batteries inside the 
                           player when you use an AC or DC adapter.

Automatic Search Music System (ASMS) - lets you quickly locate and play any
                                       track on a CD.

Audible Search - helps you locate a particular section of a track by
                 rapidly playing the CD in either direction.

Intro Scan - helps you locate a desired track by automatically playing the
             first 10 seconds of each track on the CD.

Programmable Play - lets you program and play up to 24 tracks in any
                    sequence you choose.

Repeat Play - lets you automatically repeat a single track, an entire CD,
              or a programmed sequence.

Random Play - lets you play the tracks on a CD in random order.

Pause and Cue - lets you temporarily stop play, or cue a track for play
                at a later time.

Extended Bass System - creates a fuller bass sound.

Auto Power On/Off - automatically turns on the CD player when you press
                    PLAY and turns it off when you stop play or 2 minutes
                    after the CD finishes playing.

Hold - prevents accidentally changing the CD player's control settings and
       conserves battery life by locking most controls when you turn off the
       CD player.

Three Power Sources - let you power your CD player from two standard or
                      rechargeable nickel-cadmium AA batteries, standard AC
                      power (with an optional AC adapter), or your vehicle's
                      battery (with an optional DC adapter).

5- or 3-Inch CD Compatible

Important:  You need a pair of stereo headphones, amplified speakers, or a
            home audio or car stereo system to use your CD-3620/CD-3640.
            Your local RadioShack store carries a complete line of these
            items.

CDs that can be played on this player have this mark on them:

                     COMPACT
                     DISC 
                     DIGITAL AUDIO

The CD player's advanced technology makes it simple to operate.  Be sure
to read all the instructions so you can take advantage of all its
advanced features.

We recommend you record the CD player's serial number here.  The number is
in the battery compartment.

Serial Number ____________________________________________

(km-08/01/1997)