d&b audiotechnik 21S-SUB 21-Inch Passive Subwoofer 100705427 upgraded bumper protected heavy-duty twist

upgraded bumper protected heavy-duty twist latches with a padlockable latch on each side

Symphony Desktop’s analog-to-digital convertor stage features ultra-low distortion

Pivot-mounted flexible mic boom descends from left or right

18 mm exterior grade 11-ply Finnish birch plywood

tilt -90°

d&b audiotechnik 21S-SUB 21-Inch Passive Subwoofer 100705427 upgraded bumper protected heavy-duty twistd&b audiotechnik 21S SUB 21 Inch Passive Subwoofer The 21S SUB is a high performance subwoofer for use with the xS Series and xA Series loudspeakers and is intended for a wide range of permanently installed applications. The cabinet houses a single long excursion 21" driver in a bass reflex design. The large, specially shaped reflex port enables the 21S SUB to achieve high Sound Pressure Levels from a cabinet with a small footprint. When operated in