Quest QM18SA ลำโพงซับวูฟเฟอร์ 18 นิ้ว 1000วัตต์ มีแอมป์ในตัว ความดัง 133dB
The QM18SA is an active powered 18″ sub woofer which is suitable for both mobile applications and installation. The QM18SA features inbuilt 24bit/96kHz processing. The Class D amplifier produces a continuous 1000 watts of power and is matched with a high efficiency 18″ woofer. The cabinet size and shape has been optimised to achieve a balance between portability, SPL and bass depth while weighing less than 41kg.