EverSecure, a Matco Co., introduces a four-channel DVR box which provides high performance stream-based video recorder function to be implemented with PC via USB. The DVRU-4204 is a DSP (Digital Signal Processor) based system with the USB 2.0 interface to the host computer system. It provides real-time digital data transfer for the surveillance system. It suppports up to 4 channels video and audio signals and each channel can be compressed independently in 30 fps at 320 by 240 pixels in MPEG4 format. Remote access control is available via TCP/IP, ISDN, PSTN and ADSL. An RS-485 interface is available for the PTZ control. It is powered via USB.