A 1717 • 4 Way MP3/SD Message Player

A compact 4 way MP3 message player which is triggered by a closing set of contacts. Ideal for switch activated message playback.

SKU: A 1717 Categories: ,
Similar to our popular A 1741A, this unit is housed in a compact flange mount aluminium enclosure and offers playback of four MP3 tracks. Ideal for custom programming, tones, messages or music for use in interactive displays, security, customer entry and emergency evacuation announcements.  When combined with a Redback A 1708/S 0080 timer it can be used to play back scheduled messaging.  The included SD card is preloaded with standard tones, including bell, bing bong, siren and pre-announcement chime, plus Australian Standard alert and evacuation tones (complying to AS1670.4). Playback for each track can be activated by a closing set of contacts. Contacts may be configured between alternate or momentary action.  Trigger 4 contacts can be configured to provide a cancel playback switch. 24V DC switched output which is activated when any message is active. Includes power supply.

Key Features:

  •  4 custom tracks
  • Inbuilt tone & phrase library
  • 24V @ 300mA DC operation (plugpack included)
  • SD card included
  • Terminations via screw terminals
  • Evac tones conform to Australian standard
  • Optional cancel contact
  • Switched 24V DC output


Developed, designed & assembled in Australia.
Since 1976 Redback PA products have been manufactured in Perth, Western Australia by Altronics. With over 40 years experience in the commercial audio industry, we offer consultants, installers and end users reliable products of high build quality with local product support.

Backed by an industry leading 10 Year Manufacturer Warranty.
Our Redback products have a long tried and tested history of bulletproof reliability. Altronics offers a 10 Year Warranty on all Australian Made Redback products. Our local in-house service department has all the know how to answer technical queries and provide timely service.

Output line: Stereo RCA 500mV nominal
Power supply: 24VDC
MP3 sample rate: 44kHz
SD card size: 256MB to 8GB
Trigger activation: Closing contact
Switched output: 12-30V DC out (supply voltage dependant)

MP3 specification
Length/size: Limited only by card size (16GB max)
Bit rate: All standard MP3 rates (128kbps recommended)
Sample rate: All standard MP3 rates (44.1kHz recommended)
Channels: Stereo or mono

Dimensions: 105W x 81D x 25H mm
Weight: ≈0.5kg

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