Winamp for Android (beta) offers a complete media management solution for 2.1 OS & above. Sync your music from the Winamp desktop player over USB or Wi-Fi. Learn more – http://bit.ly/bfLxap.
Other features: persistent audio playback controls, play queue, scrobbling, playlist shortcuts, lock screen & widget player.
Latest version: 0.9.1 (for Android version 2.1 and higher)