A: No. The LED lights on the PA919SP non-powered support speaker are not supposed to be lit as this speaker does not have power nor any receivers or transmitters built in and is only to be used as a support speakers when connected to the powered Power Pro™ PA919 and PA919SD speakers.

A: The height of the 3 positions for the retractable handle of the PowerPro series is 5”, 9”, and 13” from the handle reset level; these options make it easy for all users to roll the units around.

A: Yes there is an automatic reset. Whenever a PowerPro is turned off, the previously set volume levels are wiped clean and reset to zero. This is a safety feature so you for instance don't accidentally turn the machine on at the same level when it was last used outdoors and you are inside this time.