1. JammerSSL.com Monster Portable 8 Antennas Jammer [2G/3G/4G/GPS/LOJACK/WIFI]

2. Jamming range: Radius 5 to 20 Meters (The signal strength <=-75dBm in the location) The jamming distance will be varied depending on the signal strength and location. https://www.jammerssl.com/monster-portable-8-antennas-jammer-2g-3g-4g-gps-lojac-wifi- 17.html Frequency: Freq. 1: Lojack: 173MHz Freq. 2: GSM: 920-965MHz Freq. 3: DCS: 1800-1880MHz Freq. 4: 3G, UMTS: 2110-2170MHz Freq. 5: 4G Low: 790-880MHz Freq. 6: GPS L1: 1575.42MHz ± 10MHz Freq. 7: WiFi 11.b & g: 2300-2500MHz Freq. 8: 4G High: 2620-2690MHz https://www.jammerssl.com/mobile-phone-jammers-14 High output power : 0.5W per band, in total 4W Can support use while battery charging Support Powered by car cigarette charger All the TX frequency covered down link only Dimension: 132(H)*80(L)*41(W) not include antennas Weight 0.8Kg Automatic power switching power supply ： 50/60Hz/AC 100 ~ 240V transmitting to DC 12V Battery: Ni-Mh battery 4000MAh (Battery charged in 10 hours) - (Operating time 1-2 hours) Dimension: 130x80x38mm and not include antennas Inner box dimension: 230x170x70mm https://www.jammerssl.com/monster-portable-8-antennas-jammer-2g-3g-4g-gps-lojac-wifi- 17.html https://www.jammerssl.com/mobile-phone-jammers-14