ISD1820 Voice Recording Module - ISD 1820 Playback Microphone Loudspeaker
+ Main chip: ISD1820
+ Operating voltage: DC 3V to 5V
+ Easy to use 10 second voice recording and playback.
+ High quality, natural voice restore.
+ Can be used as a megaphone module.
+ With loop play, jog play, single play function.
+ SCM control.
+ This module can directly drive 8 ohm 0.5W small speakers.
+ Power supply: 3-5V, can be connected to the pin.
+ Record and playback control mode: key control or SCM, control line IO has been led out.
Key control recording and playback operation method:
+ REC key: recording button, press and hold to record, release the button to stop recording
+ RLAYE key: trigger mode playback, click to play the current voice of the entire paragraph
+ PLAYL key: jog mode playback, press and hold to playback, release to stop playing
+ RPL jumper: loop play mode control, can be played circularly
+ FT jumper: through control, it allows the microphone voice directly to the speaker to playback