Sound Sensor Module Voice Sound Detection Sensor LM393 Chip Electret Microphone DIY Kit

Product Features

Size: 32mm in length, 17mm in width, and 15mm in height Main chips: LM393, Electret Microphone Working voltage: DC 4-6 volts

Characteristic:

1. Has signal output indication. 2. Single channel signal output. 3. Output effective signal at low level. 4. When there is sound, output a low level and the signal light is on. 5. It can be used for voice controlled lights, combined with photosensitive sensors for sound and light alarms, as well as for sound control and detection. 6. Circuit board output switch quantity!