Product introduction:

First, the main chip: ISD1820

Second, the size: 38mm * 42.5mm

Third, the working voltage: DC 3-5V

Fourth, the main features:

　1 : easy to use 10 seconds voice recording and playback

　2 : high quality, natural voice reproduction

　3 : can be used as a megaphone module

　4 : with loop play, jog play, single pass play function

　5 : can be controlled by single chip microcomputer

　6 : this module can directly drive 8 Euro 0.5W small speaker

 

Power supply: 3-5V , can be connected to the pin power; recording and playback control mode: button control or single-chip,
control line IO has been drawn; button control recording and playback operation method:
REC
button: recording button, press and hold to record, loose Open button to stop recording;
RLAYE
button: trigger mode playback, press to play the current entire paragraph of speech;
PLAYL
button: jog mode playback, press and release to play, release to stop playback;
RPL
jumper: cycle Play mode control, can be played in a loop;
FT
jumper: pass-through control, can make microphone voice through to the speaker playback