First, the main chip: ISD1820

Second, the size: 38 mm * 42.5 mm

Operating voltage: 3 ~ 5 v DC

Fourth, the main features of

1, it is easy to use 10 seconds of voice recording

2, high - quality, natural voice restored

3, can be 2 as a propaganda of the module

4, with the loop, worldwide playback, single - pass play function

5, the available microcontroller control

6, the module can directly drive 8 ohm 0.5 W small speaker