GPS Blocker Jammers

Portable High Power GPS Cell Phone Signal Jammer - up to 20 Meters Features■Effective shielding radius: 5-20m (Depending on the strength signal in given area) ■Easy to take,Website:http://www.jammerwill.com, small size, lightweight■No harm to human being, eco-friendly■Can be applied at meeting room, conference room, museum, gallery, theatre, concert hall, church, temple, restaurant, classroom, training center, factory, bank, train, bus, etc■For special purpose such as hospital, gas station, etc■Easy to install and operateSpecifications■This portable mobile phone jammer is with complete spectrum interference and wide range of up to 20m distance.■Isolation signal frequency: - CDMA: 850 - 894MHZ - GSM: 925 - 960MHZ- DCS: 1805 - 1880MHZ- PHS: 1900 - 1990MHZ- GPS: 1500 - 1600MHZ■This jammer product can blocking all signal of GSM,CDMA,DCS,PHS,GPS systems in 5 - 20m range.■Typical coverage: effective radius 5 - 20m■Typical battery: Rechargable Li-battery for 2-3 hours■Color: Silver ■Approved: CE / FCCPackage Contents■1 x Signal Jammer with 3 Antennas■1 x Power Adapter■1 x Car Charger■1 x User Manual - EnglishProduct Reviews: 1.good sample, hope the further cooperation will be smoothly.2.very beautiful jammer, thanks daisy's recommend, will recommend to my friends3.Great tool! No issues at all.4.i like the jammer very much5.I tried to use it wherever I found people were using cell phones. It did work well.6.Wonderful product and worth to buying. Very good!7.strong jammer for all gps signal, GPS 8.Good quality. GSM jamming is perfect.9.very strong gps signal jammer, beautiful blue color10.can you recommened me all in 1 portable jammer to block every network 3g , cdma on and on all network thanks