Unique Melody's MEST line-up are among one of the most unique IEMs around. They feature a bone conductor driver and provides a different sound presentation to many other IEMs. Fc-Construct takes a look at their latest release, the MEST Mk III CF. CF stands for carbon fiber which is the for the faceplate's aesthetic. The MEST Mk III was provided by Unique Melody. You can get it here for $1,919: https://shop.musicteck.com/products/um-mest-mkiii?_pos=1&_sid=09de236fd&_ss=r