Returns accepted within 3 days, only for damaged or wrong products. Return offered in the form of Cash refund or Product exchange. Buyer is the responsible for the shipping fees.
This Mobile Phone signal isolator. Keeps you away from noise or disturbance of unexpected cellular phone calls. It can paralyze cellular phone signals within an effective area. And all the specified frequency bands will be blocked simultaneously. It can be applied at meeting room, conference room, museum, gallery, theater, concert hall, church, temple, restaurant, classroom, training center, factory, bank, train, and bus, for some locations of special purpose such as hospital, and gas station. It is easy to install and operate the device. No adjustment is needed. 1. Conference room, auditoriums, law court, library, exam room, school, cinema, theater, and hospital, etc. 2. Oil Station, gas filled station, oil field, oil depot, etc. 3. At places where using mobile phone is prohibited such as government, military, finance, security, police and command center, etc. 4. Channel types can efficiently provide shield for mobile signals from WiFi, CDMA, GSM, DCS, PHS, 3G and 4G.