Questions tagged with 'exams'
  • Is it possible to blocker hidden Bluetooth earplugs alone?
    Hello, I am an educator, and as more and more advanced technology, many students begin to cheat with high technology. One of them is the hidden bluetooth earplugs. I think I need a jammer that can blocker the Bluetooth signal alone without affecting others...
    3 comments Most recent by addisonJanuary 2018