Niles SS4 Black Four-Pair Speaker Selector
NILES SS4 -- Enjoy music and talk radio throughout your home, office or retail store as selectively or inclusively as you wish, with this incredibly clean, high end Four-Pair Speaker Selector.  Nonskid feet -- won't scratch furniture, an ensure unit stability during operation    Package includes 72 adhesive-backed room identification labels    Requires an amplifier compatible with a 4 ohm load    Dimensions -  2H x 8-1/2W x 6-3/4D    Shipping weight -  About 5 pounds    Ten year limited warranty