Use the IP-STBE, tile brige, to install the AtlasIED IP-SM or IP-SM-72 IP speaker and enclosure in drop tile ceiling applications. The IP-STBE is the perfect accessory for mounting this IP speaker in applications where surface mounting is either not available or impractical. The IP-STBE provides the support and stability required to install the IP-SM or IP-SM-72 and optional accessory in a standard 2' x 2' or 2' x 4' drop tile ceiling tile.