Our Privise Microphone Blocker fits into all common 3.5MM headphone connections. Whether laptop or mobile phone, MacBook, iPad or iPhone, we reliably protect you from audio hacking. Just plug the Privise Mic Lock into your headphone jack and you'll feel safe. Audio hacks are now a thing of the past. The 90 degree angle design makes it easily insert or pull to block or unblock your microphone.