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ETS AN4 Four Message Recorder and Player For Public Address Systems
The ETS AN4 is a solid state, 4 x 15 second message recorder and player that can be used with public address, telephone paging, and alarm / access control systems.
This device also has an on board microphone for local recording, or you can use the line input with other audio sources.
Additionally the AN4 also has a separate trigger input for all 4 messages, a message looping option, an 8ohm speaker, and it is all powered through a basic 12VDC power supply.
Applications for this device can include building a wide door bell implementation through a telephone or PA paging system; or you could build an intruder or instruction notification system!