ISD1820 Recording Module Voice Module The Voice Board telediphone Module Board with Microphones + Loudspeaker
Feature: 1.An easy to use 10 seconds of voice recording 2.high-quality, natural voice restored 3.It 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 Main chip: ISD1820 Size: 38mm * 42.5mm Working voltage: DC 3 ~ 5V