Yamaha HS5 Active Studio Monitor | zZounds Feb 16, 2016Manual. Yamaha's Description + Yamaha HS5 Active Studio Monitor The Yamaha HS5 is a 2-way bass-reflex bi-amplified near field studio monitor with 5" cone woofer and 1" dome tweeter. Yamaha HS Series cabinets are designed to eliminate unwanted resonance and increase the accuracy of sound reproduction to their extreme limit. the HS series Shop by Category | eBay Shop by department, purchase cars, fashion apparel, collectibles, sporting goods, cameras, baby items, and everything else on eBay, the world's online marketplace