Mini GSM Voice / Audio Bug
This is a small, covert, audio bug equipped with an acoustic alarm function. The unit has a long standby time and can be used for remote monitoring via the cellphone sim card you install.
Send message '111' to the SIM card in the alarm system will turn on the acoustic alarm function,and send message '0000' to to SIM can turn off it.
Hear audio within 30' feet of unit remotely.
Acoustic alarm function on ,standby 3-5 days
Acoustic alarm function off,standby 12-15 days
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