-Why I choose this P33-8B signal blocker rather than hand-held signal jammer?

-According to your requirement to choose which one is suitable for you.If you want to cover bigger place please choose P33-8B 2g 3g 4g 5g wifi signal blocker,higher power but it's not flexible than hand-held signal jammer.

-P33-8B signal blocker have built-in fans for heat dissipation,extended service life,and Amplitec have one year warranty for all signal jammer.

-No matter which signal jammer you choose,as long as it's made of Amplitec,it must be a good signal blocker.

-How is the coverage of the P33-8B signal jammer?

-No one knows what determines the shielding range of the jammer.But Amplitec can tell you what factors you must be noticed. 

-First one, you need to know signal jammer block the signal not like as one add one is two.Its process is very complicated.

-Second two, the greater the output power, the better the shielding effect.

-Third, shielding effect is affected by local signal strength.For example,someplace signal strength is -60dBm,P33-8B can block about 150m2,but someplace strength is -20dBm,P33-8B only can block 10m2 even no effect.-60dBm and -20dBm they both show 5 full bar mobile phone signal,

but the actual effect is very different.

-Fourth,normally P33-8B signal jammer coverage is about 20m2-150m2.

-Three reasons why you must choose me Callboost P33-8B.

-Easy to install and easy to use,99% of people said that install and use P33-8B easily.

-High power ensures good shielding effect,99% of people said that P33-8B can block their home and office signal perfectly.

-Callboost all signal jammers enjoy one year warranty,100% people said that Callboost is a trustworthy brand.

-Support 8 Frequency Band Just You Customize.

-One antenna is one frequency band,we can customize 8 frequency band for you.Such as 2g 3g 4g 5g Wifi GPS,it's better to check your local details frequency and provide them to us.(Noticed: it must be installed all antenna before turning on power)

-If you don't want to block such much frequency band or you want to add more frequency band,just contact with us,we can change the suitable model for you.

-How to check the frequency band I want to block?

-You can call your mobile phone operator and they will tell you the details frequency about your phone 2g 3g 4g 5g frequency.

-You can search on google,type the word "your country"+frequency band then you find your phone operator.You can see all frequency band of your phone operator in a form.

Send us inquiry to get code for checking the specifications