![]() 5.1 surround sound systems similarly range from $80 for a set of Logitech speakers to $1,700 for a KEF T305 home theater system. But there is a wide variation in prices charged by different manufacturers. Prices for 7.1 surround sound systems are almost always higher than a 5.1 surround sound system from the same manufacturer in the same class. Most DVDs, Blu-ray disks and games are still produced using only 5.1 audio, but an increasing number of Blu-ray disks are being released with 7.1 sound as well. Most Blu-ray players support 7.1 sound, as does the PS3. It is also the most common sound system in commercial theaters. These are considered “lossless audio,” identical to the movie studio’s original.ĥ.1 is the industry standard and is used by most DVDs and Blu-ray disks, as well as by HDTV and video games. DTS uses less compression but is also less common than Dolby Digital.ħ.1 surround sound can be achieved using Dolby TrueHD or DTS-HD Master audio. ![]() Formatsĥ.1 surround sound is achieved with Dolby Digital or DTS. Layout and configuration for a 7.1 surround sound system.
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