Introduction

SK-4 cell phone jammer is a kind of information security product used for blocking cell phone signal around users. It is more and more popular in the security productí»s market currently. Cell phone jammer causes enough interference with the communication between cell phone and stations to render the phones unusable. SK-4 cell phone jammer can
stop all bandwidth frequency from 800 MHz-2400 MHz within around 20 meters, such as GSM, CDMA, DCS, PHS, 3G, Interphone, Wireless camera, etc. The cell phone jammers are now a necessity for law enforcement and the military to interrupt communications by criminals and terrorists, and also for accomplishing a more cultured society.

Output
Frequency

CDMA
870-880 MHZ

GSM
930-960MHZ

DCS
1805-1850MHZ

PHS
1900-1925MHZ

3G
2110-2170MHZ

Range: Approx. 0.5-20 meters
Weight: 0.8kg
Dimension: Product: 20*14*5cm, Package: 30*16*6cm
External Power
RF Power: 200mA
Output Power: 300mW
Power Adapter: Input AC160V-240V
Power Source: DC 5V
Relative Humidity: 20%--95%
Working Temperature: -40~ +55 deg C