14-Antenna Portable WiFi and Cell Phone Jammer This handheld device has 14W of blocking power to block cell phones, WiFi, GPS signals, and even 315/433/868MHz RF signals up to 30 meters away. Why choose PJ-14? Ultra-portable: Take it with you, whether in the classroom, theater, or conference room! Versatile signal blocking: 14 customizable frequency bands with independent DIP switches for precise control. Long-lasting power: Safe rechargeable battery with up to 2.5 hours of battery life. From museums to boardrooms, the PJ-14 ensures focus and privacy. Get it now: https://www.jammermfg.com/the-latest-hand-held-14-bands-mobile-phone-wifi-gps-rf-jammer-device.html More equipment: https://www.jammermfg.com/cell-phone-jammers.html