KY-037
1.Sophisticated manufacture2.Stable performance3.High accuracy4.high quality
1.Raspberry Pie2.Stm32/Uno R3/51 Single Chip Microcomputer Sensorspeaker3.voice equipment4.home applications
1.3MM Mounting screw hole2.5V DC power supply3.High-sensitivity microphone, high sensitivity4.with power indicator5.with analog output