JAM SE - The Music Player Remote Control - JAM SE is a free mobile application for a range of Java enabled phones that allows you to control your music collection and internet radio from your phone, using Bluetooth.
JAM SE requires a Server and a PC with a Bluetooth adapter.
Browse your music collection on your phone, play most files supported by your Music Player - including MP3s, CDs, etc. Control your player.
Pause, stop, rewind, forward your playlist, add songs to the playlist, use shuffle and repeat and control the volume of your player.
Browse and select songs in your playlist; download songs to your phone, customise the look of your phone application with skins.
Duomi 3.6.0.00 Duomi 3.6.0.00 - Duomi Chinese Java Music Player
For Nokia X2-01 S40 Series 320 x 240 J2ME
MP3/WMA/AAC/MID/AMR / M4A/ogg/flac/mp4, format (Or so I think. :/)
As you can see here and from the screenshots this is the Chinese version I think...or so that's what Google said when I tried translating it
Axmedis Mobile Player Axmedis Mobile Player - The Mobile Player is the AXMEDIS player written to be executed on mobile phones supporting the Java Platform 8. The mobile player is able to play mp21 object protected and non protected containing SMIL, 3GP and MPEG-4 resources