Spotted this little device on ebuyer, seems pretty good value, also some good reviews. Seems to be pretty much exactly the same as one of them WD Mini media player devices but for a much cheaper cost.
Xent HDMI AV media player is a device that allows you to play audio and video via its usb port or flash card capabilitys. The AV player has an SD card reader that is compatible with SDHC and MMC cards also. you can just plug and play with USB storage devices and play your favorite media files directly to a TV via HDMI or composite port could not be more simple.
# Plug and Play support for USB storage and MMC/SD/MS/SDHC device
# Upscale playback of standard media files to 720p resolution.
# Max. output resolution up to 720P(for movies) and 1080i (for pictures)
# Fast forward, rewind, zoom, pause, and repeat functions.
# USB 2.0 high speed support for Enclosures, Card readers and Flash drives.
# USB storage file system supports FAT32/NTFS.
# Card memory storage file system supports FAT/FAT32.
# Upscale resolution to 480p/576p, 720p, via HDMI interface.
# Standard video output 480i/576i via composite interface
# Video format support: MPEG1/2/4(MPG, VOB, AVI), DivX(avi), XviD(avi), resolution up to 720 x 480 30fps / 720 x 576 25fps.
# Photo format support: JPEG, GIF and BMP.
# Audio format support: MP3, WMA and OGG.
# Subtitle: SRT, SMI, SSA
# Dimensions: 90x90x36 mm.