d&b audiotechnik E15X 15-Inch NL4 Passive Subwoofer 100697853 Active Noise Cancellation

Active Noise Cancellation

and handles on the bottoms of each panel to organize cables and keep them neat

JBL 5048239X 2279H 18-Inch Replacement Woofer for SRX828S

Swivel housing: Yes

Element: Condenser

d&b audiotechnik E15X 15-Inch NL4 Passive Subwoofer 100697853 Active Noise Cancellationd&b audiotechnik E15X 15 Inch NL4 Passive Subwoofer The E15X SUB is a compact, lightweight, high performance subwoofer for use with d&b E Series loudspeakers. The built in passive crossover network allows the E15X SUB to be operated in parallel to E12 or E12 D loudspeakers on the same amplifier channel, greatly extending the low frequency headroom and bandwidth of the systems. Alternatively it can be operated actively driven by its own amplifier