Multi - Band 3G 4G Signal Jammer , Portable Cell Phone Signal Blocker Jammer
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Basic Infomation
Place of Origin: China
Certification: CE
Model Number: JM1701126
High Light:

cell phone signal blocker jammer


mobile phone jamming device

Payment & Shipping Terms
Packaging Details: Carton with Netural Packing
Delivery Time: 1-3 Working Days
Payment Terms: T/T, Western Union, MoneyGram, Paypal,L/C
Supply Ability: 5000pcs per month
Jamming Range: 1-20 Meters Depends On Different Local Signal Strength
Charge Power: AC-100-240V, DC-12V
Built-in Internal Battery: Yes
Built-in Battery: 4700mA/h
Transport Package: Cartons
Net Weight: 0.7kg
Product Description

8 Band 3G 4G Signal Jammer Cell phone WiFi GPS Lojack Signal Jammer Blocker



Product Description


The hand-held portable signal jammer can be applied at meeting room, conference room, museum, gallery, theatre, concert hall, church, temple, restaurant, classroom, training center, factory, bank, train, bus, etc. For some locations of special purpose such as hospital, gas station, etc., please do field test first to make sure no interference happened to the normal operation of their equipment and instrument. It is easy to install and operate the device.




  • High output power handheld design with ABS plastic shell
  • Support Battery replaced easily , Charging while working, But don't suggest too often.
  • Each band can work separately or simultaneously.
  • Wind hole on tow sides and inside coolers make a constant cooling working.
  • Could be used in car directly, With car charger and AC charger
  • With Built-in Battery:4700mA/h,Charge full time about 5Hours,Working time:90 minutes .




Shielding Radius 1-20 meters@-75dBm still depends on the strength signal in given area
Working Time 90minutes
Affected FrequencyRanges - Band 1 WIFI 2.4G: 2400-2500MHZ
- Band 2 WIFI5.8G: 5725-5850MHz
- Band 3 CDMA&GSM: 851-960MHz
- Band 4 4G: 1710-1780MHz
- Band 5 4G: WIMAX 2500-2690MHz
- Band 6 DCS/PCS: 1805-1990MHz
- Band 7 4G: 700-800MHz
- Band 8 3G: 2110-2170MHz
Power supply AC Charge (AC110-220V to DC12V) & Car Charge (DC12V)
Built-in Battery 4700mA/h
Total output Power 4 watt
Net Weight 0.7kg
Device size (not include antennas) L163*W85*H43mm


Multi - Band 3G 4G Signal Jammer , Portable Cell Phone Signal Blocker Jammer 0Multi - Band 3G 4G Signal Jammer , Portable Cell Phone Signal Blocker Jammer 1

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