Detailed Product Description

        Frequency:                 900/1800/1900

   Incepting sensitivity:              -75db

Standing-by consumption:         20mAh

   calling consumption:              200mAh

             Size:                       38*35*10mm

            Weight:                         20g

Features:

Super mini size. It is almost less than credit card

It works upon 900/1800/1900 tri-band GSM system with SIM card. 

There is no distance limit for surveillance. 

Stand-by time is about 1 week With Li-battery.

Voice-controlling & call back.

send Text message and Alert function

It can be put in any kinds of disguised product, and used as disguised monitor.