Features:

100% Brand New 

Model: SS-101M

Dimensions: 95x45x18mm

Power Supply: AC220V-DC5V 0.5W/h

the boot time up to 2-3 hours to facilitate charge 

low power consumption, without any harm to human and environmental 

Weight: 400G

it can 0.5-15 m in radius (usually about 5-80 square meters) GSM/CDMA/DCS/PHS/3G to block mobile phone signals, so that the region can not be made and answered the phone, and will not interfere with environment the work of other electronic devices.

Applies to places  

1, entrance, adult college entrance examination, self-examination and various tertiary institutions 2, party and government organs, and all kinds of small, medium and large conference rooms, concert halls, theaters 3, detention centers, brigades, small, medium and large prison 4, gas stations, oil depots, oil fields, filling stations and other inflammable and explosive places 

shielding band signal shield device unlock mobile signal