JBL ASB4128 Subwoofer 100789958 Why does Martin Professional use

Why does Martin Professional use liters instead of gallons

12 internal programs with speed and fade control

Frequency Range (-10 dB): 260 Hz – 20 kHz

class A fire rated acoustical fiberglass

5 BT speakers deliver studio-quality sound with the convenience of Bluetooth® wireless technology

JBL ASB4128 Subwoofer 100789958 Why does Martin Professional useJBL ASB4128 Dual 18 inch Subwoofer ASB4128 is a medium power subwoofer system comprised of two 460 mm (18 in) low frequency drivers in a front loaded, vented configuration. The deep, rectangular cabinet allows for extended low frequency bandwidth with minimum frontal profile. Features: Large vent area for high output. Parallel Discrete Switchable. See Array Guide on applications such as performing arts facilities, theatrical sound design, auditoriums,