Sound Quality: Wired, Passive
Yeesh! The Zik will play music when the battery is dead or the unit is turned off, but it doesn't do it well at all. The sound in this mode is horribly sucked out, sounding rather like listening through a couple of Dixie cups on a string. Really bad. All I can say is buy the optional extra battery and keep it charged. You don't want to run out of juice with these cans.
Sound Quality: Wired, Active
Wow! Much better! With the Zik powered on and operating on the wire, but none of the app modes engaged, it sounds quite good. The overall balance is…