... dvr stand alone recorderFeatures:Support local storage at H.264 compressionUp to 16 channels D1 Real-time recording and 16 channel real-time ... ,3G,Digital Zoom, Smart search and watermarkSupport 8 users network view simultaneouslySupport SMTP, UPNP, DDNS, PPPOE, etc, ... alarmSix workers at the same time support the operation of preview, recording, playback, network transmission, backup and mobile ...