ISD1820 Sound Voice Recording Playback Module

The ISD1820 is a sound recording module featuring an on-board microphone and various playback functions. The module can easily connect to an external speaker using the on-boad header.

• ISD1820 chip
• Operating voltage: 3-5V
• 10 seconds voice playback>/li>
• Can be used as a propaganda machine module
• Looping, inching and single pass play function
• Can directly drive a 8Ω 0.5W speaker
• Dimensions: 42.5 x 38mm
• 
  Operation:
• REC: Recording button
• RLAYE: Trigger mode playback
• PLAYL: Jog mode playback
• RPL Jumper: Loop mode control
• FT Jumper: Through control