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Contact Person : Amy Cheah
Phone Number : +86 134 1856 8064
WhatsApp : +8613418568064

3G Cell Phone Signal Booster Portable / LOJACK Jammer For School

Place of Origin China
Brand Name EST
Certification CE&ROHS
Model Number EST-808HF4
Minimum Order Quantity 1PC
Packaging Details neutral packing
Delivery Time 1-3 working days
Payment Terms 100% before shipment
Supply Ability 500pcs/week/J

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Product Details
Product Name Portable Cell Phone Jammer Output Port DCS/PHS
Working Time Of Input Battery 120minuters Power Supply AC Adapter (AC110V-240V DC9V)
Power Consume 1W VHF 167~173MHz
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Product Description
3G Cell Phone Signal Booster Portable / LOJACK Jammer for school 
A mini Portable 3G+LOJACK Jammer can block all 3G+LOJACK signals in radius up to 10 meters!
Output port        Frequency                 
WCDMA       2110-2170MHz
Lojack frequency:
XM radio  2320~2345MHz
4G        2345~2400MHz
VHF       167~173MHz
Coverage: 1-10meters radius.(Depending on the mobile service provider’s Network condition)
Highlights of portable  cellphone signals and WIFI,GPS signals jammer
* Battery inside,easy charging
* Smart size.
* High Quailty Design,Low consumption
* It can work for 120 minutes after being fully charged
Working Time of Input Battery: 120minuters
Output Power:5W Power supply: (AC220V DC5V)
1, Fix the antenna well before turning on the device.
2, The device should be placed in the areas of good ventilation. Please try to avoid the shielding of big objects, or keep away 
strong electromagnetic sources with heat sources to ensure high isolation effect and stable operation for a long time.
3, Do not use the jammer when charging.
4, Switch off the device in time when not using it.
5, The unit is better for indoor use, if happenly you have to use it outdoor,pleasure make sure to keep it away from water or damp.
6 Since power supply, antenna and main unit make a whole set, and well set up before leaving factory, in order to ensure the best 
performance, do not mix-use them with others.
7 Keep away from caustic gases and liquids, and be sure to make it dust-proof and moisture-proof.
1, The unit needs no special maintenance.
2, Do not use chemical solvents and prevent water from entering into the device when cleaning its surface.
3, When not in use, the device should be placed in dry and ventilated places, to avoid its contact with salty mist and noxious gases.
4, The warranty period is one year. 
Packing list:
1,  jammer main unit
2, Car charger
3, Charger Adapter
3G Cell Phone Signal Booster Portable / LOJACK Jammer For School 0
Important Notice:
The jammer is ONLY for legal use!


3G Cell Phone Signal Booster Portable / LOJACK Jammer For School 1