Product Description Product Description: The desktop 8 bands jammer belongs to high power jammers, as you can see, it has 8 antennas, two fans, maintain good heat dissipation effect, to ensure that the jammers work 24 hours a day can keep a good stability, it can interfere with the band is very wide also, such as 2 g / 3 g / 4 g, GPS, wifi, LoJack. Interference is wide and its radius.Features: 1. The soft start circuit design can avoid mechanical switch to produce lighter phenomenon. 2. Can work 24 hours continuously, without any damage to the human body. 3. Adopts high hardness black aluminum case, improve the cooling performance of the product, more to ensure the casing wear resistance. 4. Thin shell, the surface can according to customer needs or screen printing logo. 5 18W transmission power, effective shielding from 100-200 square meters, the radius of 10 to 30 meters. 6. On both sides of the air inlet and outlet symmetrical layout form convection, two mute fan instant power amplifier heat discharge, ensure that the host working stability.Specifications: Frequencies Supported: -CDMA/GSM: 850 - 960MHz -DCS/PCS: 1805 - 1990MHz -3G: 2110 - 2170MHz -GPS:GPS：1570MHz - 1610MHz -4G(LTE): 725-770MHz  OR  790-862MHz -LOJACK:168MHz - 178MHz -WIFI: 2400 - 2485MHz -4G: 2345-2400 OR 2620-2690MHZ Parameter: Material:High hardness black aluminum Weight:3kg Size:360mm x 140mm x 48mm Power:18W Shielding Distance:100-200 square meters Radius:10-30 metersPlease be attention that the frequencies you can jam at the same time depend on what you choose with 8 bands in the configurations.Suitable Places All kinds of examinations, gas stations, churches, courts, libraries, conference centers, theaters, hospitals, military places, etc. Prohibit the use of mobile phones.Product Accessories AC: 12V 10A Car Charger: 12V 10A Antenna: 8 RootsBulk Wholesale Wifi Jammer Kit - Portable WiFi Signal Jammer From wifi jammer blocker store.