Yamaha HS7 Studio Monitors pair w/ Cables pair 2-way bass-reflex bi-amplified nearfield studio monitor with 6.5" cone woofer and 1" dome tweeter 43Hz - 30kHz frequency response 60W LF plus 35W HF bi-amp system for high-performance 95W power amplification ROOM CONTROL and HIGH TRIM response controls XLR and TRS phone jack inputs accept balanced or unbalanced signals