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Detailed Description - 4-channel DVR with internet access for viewing and configuration - Built-in Sony CD / DVD burner for image storage and transfer - Embedded high-speed processor and RTOS provide reliable and stable foundation - MPEG-4 compression format with 30fps recording frame speed - Built-in 80GB hard drive expandable up to 3. 2tb - Quick multiple search option and on-screen display - Real-time clock function - Security password protection
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