https://www.jammermfg.com/gps-jammer.html.
This desktop cell phone jammer with remote control is designed with five high-gain antennas, giving you 10 watts of power output to completely block all 3G, GSM, CDMA, DCS cell phone signals within 50 meters. This high-quality jamming device allows you to remotely turn your device on and off for instant jamming and shutdown. You can also control the power size through the knob switch to control the range of the jammer, which is very powerful.
Key Features:
1. Adopt five high gain antenna design;
2. Remote control, very convenient;
3. Interference range up to 50 meters;
4. 10W output power - Blocks the strongest signal interference;
5. Can interfere with all 3G, CDMA and GSM cell phone signals;
6. Comes with mounting accessories that allow you to mount it on the wall/ceiling.
https://www.jammermfg.com/5-high-gain-antennas-desktop-mobile-phone-jammer-with-remote-control.html
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