A 7.1 receiver is vital to any 7.1 surround sound systems as it aids the speakers and subwoofer. You can choose a low end or high end one but there are things you might not know about 7.1 receivers. So here are the quick facts you should know about it.

First: A 7.1 speakers system incorporates all the characteristics of a 5.1 channel system. The only difference is that it made use of four channels of the rear and surround speaker of 5.1. In short, there are now two surround systems on both sides of the listener and another two more behind. This then creates a much more smoother blend and mirrored sound in the audio of any music or movie.

Second: Most soundtracks from Dolby, Blu Ray and others are now making audios with a 7.1 receiver processing capability. This makes use of the HDMI specification of a 7.1 receiver that other types don’t have, or if they have its not that great and clear. Even if your DVDs like the past movies makes use of a 5.1 or 6.1 system, playing it on a 7.1 receiver is still possible.

Third: A 7.1 receiver is flexible. If you only want to use a 5.1 system it’s all right. You can use the two other speakers in a different room. Meaning someone can watch a movie while the other can use the two speakers in a different room and listen to music. This is often referred to as the Bi-amping feature of the 7.1 system.

These 7.1 receivers are quickly being recognized and are being considered by a lot of manufacturers. You see manufacturers are now more on producing surround systems with 7.1 receivers equipped in them. This is because these receivers are flexible with its set up options, and it can expand your system’s needs. You can use them both in a 5.1 and 7.1 system. To know more about 7.1 amplications check Wikipedia.org.