The list of devices with native Matroska support is growing rapidly fueled by the preponderance of ripped HD videos living large on the torrents. iriver's hoping to capitalize on this phenomenon by adding .MKV to the list of supported formats (including AVI, WMV, MP4, TP, MPG, ASF) inside its new 3.5-inch (480x320 pixel) K1 Smart HD personal media player offering 18 hours audio / 6 hours video playback. In addition to detailed specs we've also got the official pricing: ₩229,000 (about $204) for the basic 8GB mod