Purtek Deluxe MP3 Player or iPod Nano Armband Case - MP3CSDLX
I purchased this item for use when I workout at the gym with my SONY Walkman mp3 player.  Based on the reviews and recommendations I read on Amazon, it seemed as if this armband was compatible with the SONY walkman NWZ-S544.  I would not recommend this item for the following reasons.  There is no access for the earbud/headset wire so you need to create a hole in the bottom of this armband to be able to listen to the walkman with this armband.  The fit in the armband is very tight for the walkman so it easil