Wholesales Jammer Portable Handheld 4W Powerful Cell Phone 4G LTE 3G Signal Version Device Kit For Sale vbmfYbckP_ehfhlc for sale.

• JATG281282 will make effect only on the communication of mobile phones, instead of on other electronic devices and human bodies, thus can be used widely.
• JATG281282 is made up of up-to-date paste components and integrated circuits. With advanced performance, it is easy to install and use, and can work continuously for a long time.
• As the manufacturing process strictly follows ISO9001 quality system, the device works stable and reliable. It is an ideal, reliable security product, which can be used to strengthen information security, and protect safe production and protect the environment at the same time.

At a Glance:

• 4-channel type can efficiently provide shield for mobile signals from GSM,CDMA,DCS,3G, PHS,Satellite phone, and include the latest 4g lte etc.
• It only shields the signals from mobile phone and does not affect the normal operation of other electronic devices;
• Generally, please use your mobile phone at the places more than 200 meters away from the base station;
• Switching on, it can work stably for a long time;
• Slow start-up circuit can avoid sparkling caused by mechanical switch;
• Latest adjustable function, let you to turn on or turn off one or more frequency at the same time;
• Portable car charger, you can use it in your car conveniently;
• Genuine leather case can protect your device completely;
• It is the item JATG281221 upgrade version.

Application

• Conference room, auditoriums, law court, library, exam room, school, cinema, theater, and hospital etc.
• Oil station, gas filled station, oil field, oil depot etc.
• At places where using mobile phones is prohibited such as government, military, finance, security, police and command center etc.

Technical Specifications

• 3.2 Technical parameters
• Effective isolating/shielding diameter: 5-30meters (depends on local signal strength)
• Isolating signal bandwidth (default)
  -CDMA: 851-894MHz             -GSM: 925-960 MHz
  -DCS:1805-1880MHz            - PCS: 1920-1990 MHz
  -3G: 2110-2170MHz              - 4G LTE: 725-770 MHz
• Working time: can work continuously with AC/DC electricity power， can work continuously for 2hours with full charged battery
• Environment temperature: - 40℃ to +55℃
• Relative humidity: 30% -- 95%
• Power adapter：
  AC: 110-240V, DC: 9V 1300mA / H, with built-in rechargeable battery
• Dimension: 100, mm(L)×50mm(W)×200mm(H)
• Weight: 0.7kg
• Output power: 4W