pulseaudion don't support multi channel volume control https://bugs.freedesktop.org/show_bug.cgi?id=84983
Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right - Rear Left - Rear Right - Front Center - Woofer - Side Left - Side Right Limits: Playback 0 - 197 Mono: Front Left: Playback 90 [46%] [-20.06dB] [on] Front Right: Playback 90 [46%] [-20.06dB] [on] Rear Left: Playback 90 [46%] [-20.06dB] [on] Rear Right: Playback 90 [46%] [-20.06dB] [on] Front Center: Playback 90 [46%] [-20.06dB] [on] Woofer: Playback 90 [46%] [-20.06dB] [on] Side Left: Playback 90 [46%] [-20.06dB] [on] Side Right: Playback 90 [46%] [-20.06dB] [on] ** Bug watch added: freedesktop.org Bugzilla #84983 https://bugs.freedesktop.org/show_bug.cgi?id=84983 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1425088 Title: [USB-Audio - PnP Audio Device, playback] Sound is distorted To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1425088/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs