1. Easy-to-use 10-second voice recording and playback2. High-quality, natural voice restoration3. Can be used as a module4. With loop playback, click playback, and single playback functions5. Can be controlled by microcontrollerMain chip:ISD1820Working voltage:DC 3-5VThis module can directly drive 8 ohm 0.5W small speakersPower supply:3-5V, can be connected to the pin header to power onRecording and playback control mode: button control or microcontroller, the control line IO has been led outButton control recording and playback operation :REC button: recording button, press and hold to record, release the button to stop recordingRLAYE button: trigger mode playback, press once to play the entire current segment of voicePLAYL button: jog mode playback Sound, press and hold to play, release to stop playing jumper: loop playback mode control, can loop playbackFT jumper: pass-through control, which can make the microphone voice pass through to the speaker for playbackColour:As ShownMaterial:PlasticSize:about 38mmx42.5mmPackage Contents:1 * ISD1820 module setOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.