SAN FRANCISCO, Nov. 7, 2016 -- THX Ltd. has joined forces with Eighth Day Sound to further both companies' commitment to delivering excellence in audio quality and services. The partnership seeks to improve design, implementation and alignment of audio systems for optimal playback in concert arenas through a premium THX certification program. THX® Live! - which first debuted at Beyoncé's 2016 Formation World Tour earlier this year - ensures that concert-goers can enjoy a best-in-class acoustic experience in large performance venues.