Atlantic Technology IWTS-4LCR-IP-S In-Wall LCR Speaker (White) (Discontinued by Manufacturer) Superb front-channel sound for modest home theaters or whole-house audio Easy connection to NetStreams-type Phoenix connectors or conventional speaker wire Simple, tried-and-true frame-baffle installation Well-suited for surround channel use in 5.1 or 7.1 systems Front panel adjustable High Frequency Level control