What is a "Phone Line Jammer"? The Most Authoritative Explanation.
What is a cell phone jammer?
Cell Phone Jammer, also known as a Phone Blocker, is designed to disable mobile phone usage by blocking the signal between the cell tower and smartphone. With our high-quality phone jammers, you can block all phone signals like 2G, 3G, 4G, and even 5G. One can get an idea of big antennas and radars when it comes to a cell phone jammer.How far can a cell phone jammer block cell phone signals?
E.g. a cell phone jammer with 1W of output power per channel can block cell phone signals within 10-30 meters, ONLY IF the cell phone signal strength in that location is either decent or weak (1-2 signal bars on your phone).How much does a multi-band telephone jammer cost?
The 8-antenna multi-band telephone jammer is a high-quality portable jamming product. It is the most popular multi-frequency signal jamming device on the market. The signal types it blocks include CDMA, GSM, DCS, PCS, 3G, 4G, 4G LTE, GPS, Lojack, WiFi frequency jammers. $316.69 $565.89What is portalbe cell phone jammer?
The pocket design looks like the power bank of the cell phone. This 8 bands portalbe cell phone jammer is one of the most powerful portable jammer devices on the market, with an interference radius ranging from 2 to 20 meters.
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