Custom 15' low-frequency driver with enlarged 3' voice coil for deep, dynamic bass and minimal distortion 2,000W Class D amplifier delivers powerful, efficient low-end performance Frequency Response: 39 Hz to 95 Hz (-3 dB), 32 Hz to 131Hz (-10 dB) 128 dB SPL (max) Advanced DSP with variable lowpass filter, alignment delay, and cardioid/end-fire array presets Integrated 'Mo' Bass' enhancement for added low-frequency punch Full-color 2.6' LCD for metering, DSP control, and tuning options Built-in Bluetooth with TWS Bridge Mode for wireless stereo pairing with Air XD full-range models Dual combo inputs with direct outputs for flexible routing and system integration Rugged wood enclosure with ergonomic handles, ground-stacking provisions, and built-in caster mounting for portability