DIY Hidden GSM Answer monitor USB cable GPS data row locator for android apple UC01

Method of use :

Boot: open the lid, SIM card will be inserted booth will be automatically switched on.(for stealth, easy to use this product without light hint)

Monitoring to detect: into GIM card after 10 seconds, when you need to use communication tools make equipment to monitor the GIM card inside.

Tracking: text DW to equipment inside GIM card, query the current location equipment.

Working frequency 850 MHZ, 850 MHZ, 1800 MHZ, 1900 MHZ

Note:

 This product should be an external power supply equipment, can use.

 This product does not have waterproof function, avoid this product into the water.

When installation, please pay attention to the GSM network signal strength, do not install where there is no signal or signal weak signal, so as not to affect the use effect.

 I couldn't get through the phone, to card boot or normal power to determine whether an external power supply equipment, please.