Jamming radius: 10-30M, Note: the jamming radius is just for reference. If your operation location is too close to the base station, the jamming radius will go down!
Coverage area: 100-300 m²
Jamming Frequencies:
Option 1:
Jamming frequencies: 2G 3G 4G WiFi
Suitable for examination halls, churches, schools, household demands.
GSM: 920-965MHz
DCS: 1800-1880MHz
3G, UMTS: 2110-2170MHz
4G Low: 790-880MHz
4G High: 2620-2690MHz
WiFi 11.b & g: 2300-2500MHz
Option 2:
Jamming frequencies: 2G 3G 4G GPS
Can be used to block GPS and cellular network positioning.
GSM: 920-965MHz
DCS: 1800-1880MHz
3G, UMTS: 2110-2170MHz
4G Low: 790-880MHz
4G High: 2620-2690MHz
GPS L1: 1575.42MHz ± 10MHz
Isabel B Tyler –
Good cell phone blocker. It works excellently. Really true value for the money!
Patrick E Godfrey –
The product is of good build quality, and the seller was very nice.
Harriet W Khan –
Very enjoyable shopping! Everything good so far.
Noah S Morton –
This jammer is just what I need – blocking cell phone gsm 3g 4g and WiFi signals perfectly. Also the jamming range is pretty decent. I like it!
Cameron N Walters –
Excellent cell phone blocker as well as customer service!
Just got the blocker a couple of days ago, and it’s working perfectly in blocking the cell phone 3G 4G WIFI frequencies till so far. The seller also offered me great customer service and answered each of my question patiently and timely.