Technical Parameters; Schematic Diagram - Keyestudio ISD1820 Quick Start Manual

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state of the module.
When the 3 buttons are pressed, the corresponding pin header interface is at a
high level, and after the button is released, the corresponding pin header
interface is at a low level.
When two dialing codes are dialed to the ON end, the corresponding pin header
interface is high level, and when the dialing terminal is dialed, the corresponding
pin header interface is low level. At the same time, in order to facilitate the fixing
of the module on other devices, the module comes with two positioning holes
with a diameter of 3mm.

Technical Parameters

 Working voltage: DC 3-5V
 Working current: 60mA
 Maximum power: 0.3W
 Operating temperature range: -25°C to +65°C
 Default recording time: 10 seconds
 Size: 54*38*16mm
 Weight: 14.8g
 Environmental attributes: ROHS

Schematic Diagram

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