MP3 file replay board

Enables the free-recording of messages up to 127 channels. A synthetic audio alarm for embedding into various devices, etc. No sound sources (MP3 data) included. Please prepare separately.

[Features]
· Uses MP3 audio compression.
· Gives high-quality audio and long-time playback.
· Features internal memory that can save approximately eight minutes of audio data.
· Using the SD card as external memory enables a long playback time of 240 minutes (64kbit/s MP3 data. The SD card is 128MB).
· If using the SD card, audio messages can be overwritten as required using the included playlist editor.
· Recorded audio messages can be written to the SD card.
· The level of noise can be reduced over three stages according to the noise reduction signal inputs (-10dB / -20dB / -30dB).
· Features five different playback modes.