ADD：Unit A, Building No.1, Shangtang Jianshang Industial District, Longhua Town,Baoan

District,Shenzhen, China.

P.C：518000

Sales (Daisy):

Tel:86-755-36920491,36920492,013714920127

Email/MSN:jammer-tech@hotmail.com

Email/MSN:jammer-gsh@hotmail.com

Fax: 86-755-29045089

Web：http://www.chinacellphonejammer.com

SERVICE TIME :From Monday to Saturday 9:00-18:00

Our sole valid USD account
Please TT to ：ABN AMRO Bank(China) Co.Ltd(SWIFT CODE :ABNACNSH888)
For beneficiary of ：Zhong Zhenwang
A/C number：2010 4000 0001 6597
Correspondent Bank：ABN AMRO Bank New York Br.(SWIFT CODE :ABNAUS33)

Principle of mobile phone jammer /cell phone jammer

Ⅰ. Brief introduction of handset:Working principle of handset: In certain frequency band, handset connect the base station with radio wave, and transfer data and sound by certain band rate and modulation.

Ⅱ. Brief introduction of mobile phones jammers:

The jammer scans the forward channel with the certain speed, from low frequency to high. This scanning will create the noise in the TX signal, result that the handset can not receive the signal from the BTS, and disconnect with the BTS. From the handset, you will see Searching\No signal\No service....

Ⅲ. Main function:

Can block CDMA ,GSM,DCS,3G ect effectively
Only block mobile phone signal, have no influence to any other electronic device.
Delay startup design, after connect the power supply, can work stably for a long time.

　　　　　　　　　　　　　　　　　　　　　　Shenzhen GSH Technology Co.,Ltd.