Disclaimer: Many thanks to Earsonics for supplying the S-EM9 in this review free of charge. The S-EM9 packs in 9 drivers, only one of which is bass. (Can you guess which one?) It goes for around1500$ USD. You can find out all about it here: Earsonics S-EM9. Five minutes into my initial listen, a question fluttered – […]