Enjoy the best of digital audio with the S-Master digital amplifier. Using a simplified, full digital signal path, the S-Master amplifier reproduces digital audio signals without the multiple analogue stages required by conventional amplifiers. The result is not just more power, but significantly less distortion from heat build-up.The unique Clear Audio+™ technology on the HT-IV300 is designed to simplify your audio enjoyment. It automatically converts stereo audio so you'll be able to enjoy more immersive sound when watching your favourite TV shows and movies — without having to spend a long time trying to locate the right sound mode.