Rose Technics QT9 MK3 Review – My New Favorite IEM Under $200 Rose Technics QT9 MK3 comes with its five-driver hybrid setup on each side. Rose Technics has equipped the QT9 MK3 with a high-performance dynamic driver and four premium quality balanced armature drivers, they produce high-resolution sound with exceptional clarity and details. Rose Technics has equipped the QT9 MK3 with its third-generation 10mm Tesla-Grade dynamic driver unit. The driver features a liquid crystal diaphragm with a high-strength magnetic circuit. … Continue reading Rose Technics QT9 MK3 Review