All switches, connectors will degrade audio
quality to some degree, and yes, the
best way is the manual labor way of connecting / disconnecting cables.
For convenience:
https://www.soundandvision.com/shop/tec~tc~7220~2~way~amplifier~speaker~selector~switch~switcher~com...
https://www.outdoorspeakerdepot.com/7-pair-speaker-selector-with-remote-control.html?cmp=googleprodu...
For convenience:
https://www.soundandvision.com/shop/tec~tc~7220~2~way~amplifier~speaker~selector~switch~switcher~com...
https://www.outdoorspeakerdepot.com/7-pair-speaker-selector-with-remote-control.html?cmp=googleprodu...