• Main Feature: Four Bands Handheld 2G,3G,4G LTE Cell Phone Jammer with Single-Band Control (For Worldwide all Networks),Each band can work separately or simultaneously. Three Sides Wind Slots

• Isolating Signal Bandwidth:
  - Type A: Europe and Middle east Market
  4G(LTE): 725-770Mhz
  GSM900: 925-960 MHz
  GSM1800: 1805-1880 MHz
  3G: 2110-2170 MHz
  - Type B: American and Asia Market
  4G(LTE): 725-770Mhz
  CDMA GSM: 850-960 MHz
  DCS PHS: 1805-1990 MHz
  3G: 2110-2170MHz

• Antenna: 4 x Omni-directional Antennas
• Shielding Radius Range up to 20 Meters (depending on the mobile service provider's network condition and background signal strength)
• Power Source: Wall plug, car adapter, or built-in battery
• Built-in Battery:1600mA/h
• Built-in battery time: 90 minutes
• Total output Power: 2 watt
• Operating Temperature: -10 to +50 Celsius
• Power supply: 100-240V, 12V
• Device Size: 113*60*31mm
  Package Size: 209*52*86mm
• Color: Black
• System: Nextel, Wifi, Bluetooth, AMPS, TACS, NMT, GSM, DCS, CDMA, PDC, TDMA, PHS, IDEN, 3G, UMTS, GPSL1
• Suitable for: Churches, Conference Rooms, Classrooms, Refineries, Gas Stations, Theaters, Temples, Courts, Secret Services, News Conference Rooms, Libraries, Museums, Banks, Customs, Houses, Police and Meeting Room, Security Services, Military Units, Prisons and so on.

Feature and Advantage:

• Charging while working.
• Each band can work separately or simultaneously.
• Wind slots on Three sides and inside coolers make a constant cooling working.

Notes:

• Be sure to connect all the antennae before the power supply is switch on.
• When you get the device in the first time,recharge the device only after the power is used out.To prolong the lifespan of the device, try to recharge it no less than 12 Hours.
• Any sealed mark on the machine teared are void, excluding from the repaired service.
• Don’t put the jammer in the water and fire to avoid using in the bad, Condition of over-wet, over-hot, high voltage and high magnetism.
• Antenna shall be used vertical to the ground, working more efficiently.

Accessories:

• AC Power Charger
• Car charger
• Detachable Antenna x4
• Leather Case
• Carrying Strap
• English User Manual