The "Other" category in Houzz is not monitored by most people who answer questions. If you will repost over in the Design Dilemma area, you will get assistance. I don't know if you can delete this post or not.

since Indian security system believes in a grilled window for every house,im not able to match things from houzz to my window space which is undone yet,since the interiors of my house is in progress,plz help

You need to get this information locally in India. Your local AV store will be much better suited to answer your questions. That said, hiding the speakers instead of having them on the wall is certainly better from a design standpoint.

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