When I first start playing Pandora the volume works fine but after about 15 minutes then a song will start at the correct volume then gets turned down. The next song starts and for about 2 seconds it will play at correct volume and then volume lowers again. Commercials are then very loud but once another song starts its at same volume as commercial and then lowers. Does this when listening though phone, ear buds and Bluetooth speakers. Any fixes for this? ... View more