Model No: GSM-VMB38
Product Name: Phone filter Voice shock active GSM module- Voice active monitoring with super mini dimension.
- Built in adjustable sensitivity voice active microphone.
- Built in High sensitivity monitoring amplifier microphone
- Built in phone number filter function, other phone will not allowed to monitoring.
- Can used SMS to set active or deactivate sound active mode.
- Built in shock alert active function, will call and send SMS when detect shock alert.
- Easy to operate, just install SIM card and SMS setting for all function modes
- Built in earphone jack, allowed to communicate as spy device.
- Built in rechargeable polymer LIION battery, with capacity up to 550mA
- New less power chip, with standby mode up to 72 hours and 2 hours monitoring mode.
- Built in charger circuit allowed using in charge mode.
