Features: Embedded Linux platform TI Davinci DSP hardware compression Compression functions: H.264 video compression algorithm and each channel can be real time (PAL is 25fps and NTSC is 30fps) Support multi-zone motion detection Supports partial zone sheltering Support position configurable OSD and logo Support both variable bit rate and variable frame rate Support dual-stream and the sub stream can support CIF/QCIF compression resolution Network functions: Support TCP, UTP, RTP, multicast, and DHCP Remote parameters setup Support Internet Explorer for network preview Provide full functional client software (CMS station) Storage functions: Support 1 HDD (IDE) Support HDD sleep mode Support HDD S.M.A.R.T function Supports FAT32 file system Support many record mode Others: Support network voice talk Support PTZ remote control Support multi-lever user management Automatically recovery from exceptions leads to high reliable