Linksys KISS DP1600 is your best hope.
Spec:-
Video Playback Formats DVD, Windows Media 9 HD, Windows Media 9, H.264/AVC, MPEG, MPEG-2, MPEG-4, DivX 3.11, DivX 4, DivX 5, Nero Digital, XviD
Audio Playback Formats Audio CD, WMA, WMA9, WMA9-Pro3, MP3, MPEG, MPEG-2, AAC-LC, WAVE, Ogg Vorbis
Picture Playback Formats JPEG, PNG, BMP, GIF
Compatible Media Type DVD, DVD-ROM, DVD-R, DVD-RW, DVD+R, DVD+RW, CD, MP3-CD, USB 2 Mass Storage Devices
Television System PAL, NTSC
Video Output Connections HDMI 1.2 with HDCP, SCART-RGB, Composite Video, S-Video, Component Video
Audio Output Connections Analog Stereo, Optical Audio, Coaxial Audio, S/PDIF
Other Connections USB 2 Connector, Ethernet Connector RJ45, Connectors for Wireless Antenna
Dimensions and Weight Width: 230 mm; Length: 345 mm; Height: 55 mm (125 mm with deployed antennas);
Brochure:-
http://www.mpcclub.com/1600_brochure.pdf
Forum:-
http://www.mpcclub.com/modules.php?n...iewforum&f=155
Does support H264 but not .mkv at present but firmware upgrades are expected to enable .mkv support