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Cellular Phone Jammer SJ-020


SJ-020 Cellular Phone WIFI Jammer can AMPS,N-AMPS, NMT, TACS, GSM, CDMA, TDMA, iDEN, UMTS, FRS.

This Cellular Phone jammer's output power can be adjusted to high/ low power (3W/1.5W) per band.



  TX frequency:   851/869 ~ 894 MHz
TX frequency: 925/936 ~ 965 MHz
TX frequency: 1800 ~ 1990 MHz
TX frequency: 2110 ~ 2170 MHz
TX frequency: 450 ~ 470 MHz (NMT-450)
Total output power include 3G: 15 W
800 MHz: 3 W
900 MHz: 3 W
1800-1950 MHz: 3 W
2100-2200 MHz: 3 W
450-470 MHz: 3 W
Automatic power switching power supply: 50/60Hz/AC 100 ~ 240V transmitting to DC 24V
Dimension: 238mm(L) x 186mm(W) x 53mm(H)
Weight: 2 Kg
Operating temperature: -10°C ~ +60°C
Humidity: 5% ~ 80%
Jamming range: Radius 30 ~ 50m (the signal must <-80dB in the location)
Safety Regulation: AC Adapter UL (E190582), CSA (LR112971 Level 3)
Cover interface standards: AMPS, N-AMPS, NMT, TACS, GSM, CDMA, TDMA, iDEN, UMTS.FRS
All the TX frequency covered down link only

Who needs Cellular Phone Jammer?

Government agencies use cellular phone jammer as a deterrent to terrorist activity and to keep terrorists from detonating a bomb from miles away or even from outside the country by simply placing a call to the mobile phone.

Law enforcement also uses cellular phone jammer in hostage situations to keep the suspect isolated.

Banks use the cellular phone jammer to prevent robbers from tipping off outside accomplices to departing customers with large withdrawals.

Prison. The use of cellular phone jammers in prisons stops the use of contraband mobile phones.

Business people. Cellular phone jammer can prevent espionage. Cellular Phone Jammer helps protect business, conference room, vehicle, hotel room and home from the invasion of privacy through the mobile phone and surveillance equipment like Spy Phone, GSM Bugs, GSM/Cellular Bugs, GSM/Cellular Transmitters.

School/ Library/ Lecture hall Cellular Phone Jammer helps prevent cheating on tests with mobile phone and helps mobile phone etiquette

Restaurant/ Theater/ Concert/Church/ Mosque/ Cathedral/ Temple Cellular Phone Jammer helps prevent mobile phone abuse.

You need to use it to protect your private space.

Please kindly refer yourself to other Mobile /Portable Cellular Phone Jammers

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