The Pyle 10 in. Bluetooth Ceiling/Wall Speakers, 4 pk delivers effortless stereo sound to any room in your home or office. The Bluetooth controller allows for wireless music streaming ability and doubles as a sound processing digital amp. You will be able to stream audio from all of your favorite devices. Each speaker features a high-compliance polymer tweeter that delivers full, rich sound without cluttering floor space. They are made of environmentally friendly ABS material and include changeable round and square grills. Spring-loaded speaker terminals make for quick connection and the system comes with a cutout template for easy installation. Mount them in a convenient location on the wall or ceiling for a flush, clean look.