the main chip: ISD1820
size: 38mm * 42.5mm
the working voltage: DC 3 ~ 5V
Loudspeaker: 8ohm, 0.5W.
1.This Sound Voice Recording Module is easy to use 10 seconds of voice recording
2.high-quality, natural voice restored
3.can be used as propaganda module
4.with looping, jog playback, single-pass play function
5.available single-chip control
6.this module can directly drive a small speaker 8 ohm 0.5W
Power supply :3-5V, which can be accessed pin power;
Audio recording control mode: the key to control or microcontroller, IO has drawn the line of control;
Buttons control audio recording method of operation:
REC button: record button, you can press and hold the recording, release the button to stop recording;
RLAYE key: trigger mode playback, press will play this whole speech;
PLAYL key: jog mode playback, press and hold until playback, release to stop playback;
RPL Jumper: loop mode control, loop playback;
FT Jumper: direct control, microphone voice through the speaker can playback;
Packing List:
2PCS x ISD1820 Module
2PCS x Loudspeaker
2PCS x Free cables.