1. A first playback device comprising: a network interface to facilitate communication on a network, wherein the network interface receives audio content over the network; a plurality of speaker drivers; an amplifier to power the plurality of speaker drivers; and a processor configured to at least: process the audio content to determine a portion of the audio content to be output by the first playback device based on a type of pairing of the first playback device and the audio content; determine, when the type of pairing pairs the first playback device with a second playback device to output the audio content, a time delay to facilitate sound synchronization with the second playback device; and configure, based on the type of pairing and the time delay, the first playback device to output the portion of the audio content via the amplifier and the plurality of speaker drivers.