High-power hand-held cell phone jammer with the function of signal detection has been developed by

our company(NBT Group (HK) Co., Ltd)

On March 2011, After almost one years’ development, Our new type High-power hand-held cell phone

jammer with the function of both signal jamming and detecting is coming out. This is the only one hand-held

jammer which contain the function of both signal jamming and detecting in the globe, filling the technical gap

in the field of cell phone jammer.

The main function of this jammer is, when somebody make calls or send message in places prohibits to use

mobile phone, the phone signal will be detected by the product and it works automatically and cut off the

mobile communication in time.

In order to meet the needs of movable application, A built-in Li-lon Battery with working time of 3 hours is

provided. Meanwhile, the jamming range is able to exceed 20 meters reaching the effect of a normal

desktop& wall-mounted cell phone jammer because it is based on the most advanced high-power IC design.

Principle of mobile phone jammer

Notes of install mobile phone jammer