The last few months have seen some exciting developments in the field of surround sound audio. A new surround-sound format has emerged which is object-based rather than channel-based, and it can support up to 34 speakers. 

Security dealers are rethinking the way they design and install commercial fire systems in the wake of new intelligibility requirements for emergency communications for those systems. Here’s what dealers need to know about the new requirements, what tools exist to help in meeting them and what to do when complying with requirements just isn’t a viable option.