Gods of SLAM!: Sony IER-Z1R vs Empire Ears Legend EVO vs Fir Audio XE6 vs Fir Audio Kr5

These are some of the best IEMs on the planet as well as some of the best IEMs for bass. Buy them as follows: Fir Audio XE6: https://wp.firaudio.com/?page_id=1222 Fir Audio KR5: https://wp.firaudio.com/?page_id=1264 Empire Ears Legend EVO: https://empireears.com/products/legen... Sony IER-Z1R: https://www.amazon.com/Sony-IER-Z1R-S... 0:00 Preamble 4:55 Driver, Specs & Price 8:23 Hugo 2 & Sony WM1ZM2 10:19 Midbass - Subbass Balance 16:45 Total Impact / Slam 21:43 Bass Resolution & Texture 22:41 My Favorite!