The 3733 is designed for critical sound reproduction in cinemas with solid screens, featuring the 4739 LF for enhanced low frequency output. Its M/HF section uses Dual Dissimilar Arraying technology to optimize coverage, while the horn design enhances frequency response and reduces distortion at high output levels. Equipped with the 2415-XP high frequency drivers, it achieves greater output with minimal harmonic distortion, representing JBL's latest advancements in HF compression driver technology.