Overview:<br />• Support megapixel HD network video preview, storage and playback<br />• Click any area and zoom in or out image by mouse, easy and convenient<br />• Support digital zooming in preview and playback modes<br />• Support search, playback and backup by event<br />• Support 4CH playback simultaneously<br /><br />Features:<br />1. Preview channel can be switched to other channels randomly without changing the MAC, convenient for the project construction<br />2. The dendritic menu can be moved. More direct man-machine communication. Easy and convenient parameter settings<br />3. The mouse roller can realize 15X digital zooming and the enlarged image can be dragged and moved randomly in preview and playback modes;<br />4. Immediate snapshot and immediate view. Pictures will be stored in an independent area in the HDD<br />5. The recording playback is shown by time bar and different colors represent different recording types. It is very fast and easy to find or check the recording<br />6. Recording backup can be accurate to second. Support any time period of backup<br />7. The recording files in the USB disk can be played directly in the playback interface and snapshot pictures can be viewed directly<br />8. With 3G, WIFI wireless connection functions<br />9. You can adjust the standard resolution according to display devices in order to get the best image quality<br />10. Use HDD sequence writing method and the data is written from 0 track which increase 2.5X lifetime of the HDD.<br /><br /><br /><img src="http://img6.eachbuyer.com/x21/p78/bq871_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p78/bq871_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p78/bq871_6.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p78/bq873_4.jpg" />