Amazon Adds HD Musicbr Tier to Streaming Service.br Amazon recently announced the launchbr of Amazon Music HD, the latest add-on tobr their popular music streaming service.br The new tier offers lossless versions of audio files forbr both streaming and downloading at just $14.99 a month. .br That is significantly less than Tidal’sbr $19.99 a month plan, which is their mainbr competitor for this type of high-quality audio.br A 90-day free trial is currently available tobr listeners in the U.S., U.K., Germany and Japan.br Other streaming services such as Spotify and Apple Musicbr have yet to launch a lossless audio plan for customers.br Amazon’s “High Definition”br music catalog has over 50 millionbr songs with a bit depth of 16 bitsbr and a 44.1kHz sample rate. .br It also offers millions of songs consideredbr “Ultra HD,” as they have a bit depth ofbr 24 bits and up to a 192kHz sample rate.