The 6.5â€ť in-ceiling speaker size is recommended for medium-sized rooms and outdoor spaces. Because they provide great sound offer a range of amazing benefits in an average space, they continue to be some of our most popular models here at Outdoor Speaker Depot. First and foremost, the in-ceiling installation makes them one of the most subtle, sleek and stylish speaker applications available. They sit flush with the ceiling to provide amazing surround sound without taking up any space or interfering with your thoughtful interior design scheme. These 6.5â€ť in-ceiling speakers feature true high-fidelity sound that makes any space feel like your own private concert whether it's a den, a bedroom or even one of your outdoor areas. Featuring materials such as KevlarÂ® or polypropylene cone woofers, silk or aluminum dome tweeters, these speakers provide excellent mid- and high-range sound in your home theater, your bedroom or out on the porch. If you have a larger space or high, vaulted ceilings, move up to the 8â€ť size to get the sound you need.