Detailed Product Description A81 PDA with Bluetooth & Multi-media enjoyment Two-channel headphone port, included stereo, ... stock market software;Can support playback MP3, WAV, WMA audio file formats, etc.;Can support AVI, MPEG4, MPEG2, WMV, H.264 ... and other video file playback;Picture support: JPG, BMP, GIF, PNG, etc.;Support for ...