With dual woofer voice coils and both left- and right-channel inputs, the HSi 460T2 in-ceiling speaker delivers single-speaker stereo to hallways and other spaces. Plus, we fit a 6-inch woofer in a 5-1/4 cut out! Designed for stunning sound and ease of installation, HSi 460T2 in-ceiling loudspeaker expands the realm of quality sound to create an audio system that pleases even the most critical ears.