6 1 channels (extended surround sound) label
<a href="//commons.wikimedia.org/wiki/User:Stannered" title="User:Stannered">User:Stannered</a> &amp; <a href="//commons.wikimedia.org/wiki/User:F_l_a_n_k_e_r" title="User:F l a n k e r">F l a n k e r</a>
2007-11-23
<a href="https://en.wikipedia.org/wiki/Image:6_2_channels_surround_sound.png" class="extiw" title="en:Image:6 2 channels surround sound.png">en:Image:6 2 channels surround sound.png</a>