Everything in one packagethis analogue hd package contains everything you need for analogue wired video surveillance with recording in hd resolution the 4 channel recorder including a 1tb hard disk drive can record approx 4weeks of 24 hour video data from the 2 supplied outdoor cameras the system can be extended to max 4cameras if necessaryconnect and recordthe set is directly preconfigured for use mount the cameras connect and then select the desired recording mode when motion is detect