GSM-VMB36 GSM voice active module with Li-ion

 Features

• Voice active monitoring, when detect voice level higher then voice setting sensitivity, the module will send SMS and making call automatically.
• Can set 4 sensitivity voice level of the microphone for detect voice in the area..
• Can be able turn off the voice detect function through SMS
• The microphone sensitivity can be set through SMS,
• Internal shock active monitoring, the module will send SMS and making call when detect the internal shock vibration.
• Can be set ON or OFF for shock vibration through SMS