Only shields the signals from cell phone and does not affect the normal operation of other electronic devices. The New Cellphone Style Mini Portable Cellphone Signal Jammer device can be taken with you at anywhere anytime. Inside the signal jammer, slow start-up circuit can avoid sparkling caused by mechanical switch.Light weight, this kit can be taken with you anywhere you want it.
It is important to note that this kind of jammer only blocks the downlink signal and has no effect to the base station. As a powerful device, it can contious work for 2 hours with one charge.
It can be widely used in following places, such as Conference room, auditoriums, law court, library, exam room, school, cinema, theater, and hospital etc. All places where mobile phones are prohibited such as government, military, finance, security, police and command center, you can see such device.
– DCS/PHS: 1805-1990MHz
Note: The jamming distances we mentioned on website are for customer’s reference only. The actual jamming distance will be varied depending on the signal strength and the use location and if full charges, etc.