Unfortunately, nowadays not only students, but also lecturers become advanced in the field of special-purpose machinery. The results of such progress are installations in lecture halls of so-called “jammers”.
Although it is “not quite” legal, and in opinion of some specialists, it is even harmful, some lecturers install “jammers” at their own risk. It’s very simple to recognize the “jammer” – there is no GSM connection and in some cases- even CDMA connection. If you are sure that the telephones are without network connection, that’s the time to become the cleverest! The set “Hummer” is developed especially for such situations. It includes two high-powered radio sets, confident working within 3km, and micro-earphones “D7” of 9 mm size.
The main advantage of the radio sets – is their strength against “jammers”, although it is impossible to ignore the fact of economy of telephone communication. The characteristics of the micro-earphone are perfect: 9 mm length, perfect volume, high reliability, 3 years warranty!
Unfortunately, nowadays not only students, but also lecturers become advanced in the field of special-purpose machinery. The results of such progress are installations in lecture halls of so-called “jammers”.
Although it is “not quite” legal, and in opinion of some specialists, it is even harmful, some lecturers install “jammers” at their own risk. It’s very simple to recognize the “jammer” – there is no GSM connection and in some cases- even CDMA connection. If you are sure that the telephones are without network connection, that’s the time to become the cleverest! The set “Hummer” is developed especially for such situations. It includes two high-powered radio sets, confident working within 3km, and micro-earphones “D7” of 9 mm size.
The main advantage of the radio sets – is their strength against “jammers”, although it is impossible to ignore the fact of economy of telephone communication. The characteristics of the micro-earphone are perfect: 9 mm length, perfect volume, high reliability, 3 years warranty!
The set “Hummer” is really great choice!