Features：
WF-DJ7 is a Painting Smart Signal Jammer.WF-DJ7 is designed mainly used for indoor cellphone signal detection and shielding, such as meeting rooms,border control units, Border Patrol and Drug Enforcement, Customs, Houses, Churches, Courts, Theaters, Offices,classrooms. checkpoint personnel, Hospitals, Recording Studios, Banks, Contract Tendering Rooms, Testing Facilities, Security Services, Military Units, Secret Services, News Conference Scene, Libraries, Museums,Prisons and so on.

● Photo Frame Style, Noble and Elegant Design.
● Working in continuous dectection and jamming mode make a lower power consumption.
● Shielding function activated smartly. Environmental friendly.
● Support RS232 Com port, controlled by the computer.
● Output power of each band can be adjusted by computer RS232 port as required, and shielding range can be regulated.
● Detective range can be up to 30 grades optional.
● Infrared remote control available to ON/OFF the device in a range of 0-10M.
● Setting the shielding period.
● With internal antennae. Highly covert and wall mounted. It looks completely like a photo frame hung on the wall. Photo frame can be selected as required.
● With LED Light to display device activated and indicate the current time.
● With separate detecting and shielding LED light for each band. (Blue light for Detecting, Red light for shielding.)