NetVision technology company is a professional H.264 DVR software company which has eatablished business relations with many companies around the world .Our main products include H.264 DVR card and software , video server and embedded DVR . To get more details , please visit our website, www.netvisiondvr.com Also, you could download the test version software and user manual from our website, http://www.netvisiondvr.com/download.htm . We provide OEM products, the brand could be changed to yours by free.