Imperio Adjustable Speaker Pole with Mounting Adaptor..Available as an option for the “Imperio System 1”, you can use the Imperio Adjustable Pole with the SUB or SUB210, and two Imperio Loudspeakers. The Adjustable Pole is comprised of two height segments (14.5”, 16”), a telescopic insert, tightening telescopic collar with a tethered anchor pin, and an Imperio mounting adapter. Each Segment Pole allows for 3 height adjustments (0”, 1.5”, 6”) when used with the tightening telescopic collar, and tethered anchor pin. When assembled with the Mounting adapter and just the short height section (14.5”), the minimum height is 19.5 inches (~50cm). When assembled with the Mounting Adapter, both height poles (14.5” and 16”), and the telescopic insert fully extended, the maximum height is 43.25 inches (1.10m). The Imperio Adjustable Pole is sold separately.