The mobile jammer is easy to operate and install. To start working, you only need to install antennas correctly and switch on power supply.
The mobile phone jammers block all mobile phone signals such as GSM, CDMA, and PHS. And the jammers can also block little smart wireless city phone signal and SCDMA signal. The mobile phone jammers only block downlink frequency from BTS, but do not block uplink frequency from BTS. The jammers has no affection to other BTS, this may be other jammers fail to do.
You can rest assured that the jammers do no harm to mobile phones. After getting out the jamming area, mobile phones will automatically reestablish communications and provide full service. The environment protection and rapid reaction is also the features of the jammers.
Features This portable cell phone jammer can keep you from being tracked by cell phone signal tracking systems. It is also good for schools, churches, conference rooms, hospitals and any other place that cell phones may be cause a distraction or interference. It comes with a ...
Product Description Specifications: Isolation Signal Frequency: - GSM: 925-960MHz - CDMA: 869-894MHz - DCS: 1805-1880MHz - PHS: 1900-1990MHz - 3G:2110~2170MHz Power supply: AC110V-240V /DC 5V Effective Radius: 1-15 meters Total Power: 4watt Working temperature: -10 to –55C ...
Product Description Features Are you sick of those pesky mobile phone ring tones and MMS tones during your presentations and meetings? Silence everything, with this handy high powered mobile phone jammer your meeting room or presentation hall will be whisper quiet. With ...