CCTV DVR card for 4-channel 1. H.264 2. 3G Mobile phone view, IE view(DDNS) 3. ... 768, 1280 x 1024, 1440 x 900;10. Compression Format: H.264;11. Support OSD timely cover, digital watermark, motion detection ... : Windows 2000 / XP18. DirectX Version: 9.0 or above Wholsale H.264 4-Ch CCTV DVR Card