home theater system. Take into account whether or not this room would be used exclusively for the system or will also be utilized for other family activities. This would also help you decide if there any considerations with respect to the size of the components and speakers you plan to buy.
You may want to sketch a map of the room where you plan to set up the audio system which includes every furniture as well as the components and speakers. Measure the room and make a list of every input that you currently have and will need to use. Also make a list of the inputs you intend to add for the new sound system. Write down which components would need cables and wires. All this must be worked out prior to going to the store to buy a new audio system.