In May 2020, a certain university purchased our company’s SMa-818B5 5G signal jammer in bulk. For the project of the 4th and 6th grade exams, this batch of test room signal jammers fully supports the 5G signal network.
In May 2020, a certain university purchased our company’s SMa-818B5 5G signal jammer in bulk. For the project of the 4th and 6th grade exams, this batch of test room signal jammers fully supports the 5G signal network.