Digital Wireless Home Surveillance CM-4

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· 4CH digital wireless camera & DVR system, no interferences, no privacy leak
· Simple installation- no video cables required!
· 2.4GHz digital wireless receiver with integrated video recorder
· Support up to 32GB SD card or external 1TB mobile disk by USB2.0
· Support 4 cameras/ 24hours /7days non-stop overwrite recording
· Multiple recording modes: manual, schedule, and PIR activated
· 5meter night vision range
· Video quality: 4CH VGA 30fps
· Indoor cameras with 300 m/1000ft transmission open range
· AV output function for monitoring
· IR-cut filter embeded

Q: I installed a monitoring camera admin user password forgotten! How do you handle: Dahua: username admin password admin

Q: Monitor the camera mentioned in the three stream, what is the meaning of ah, which three?: The three stream uses a high bit rate bit stream for local high definition storage, such as h.264 D1 encoding, all the way low bit rate stream for network transmission, such as D1 / CIF encoding, another way ultra low bit stream for 3G Network transmission, mobile phone viewing, such as QCIF, while taking into account the local storage and remote network transmission.

Q: What is the power consumption of the camera day?: 24 hours electricity consumption = 22.5WX24 hours = 540 watts = 0.54 kWh (1000 W = 1 kWh)

Q: Monitor the flash indicator on the DVR panel: Which lights are flashing? Hard disk lights and network lights flash is normal

Q: Monitor the hard disk video recorder how to pick up the computer: WAN: If your video recorder and the computer to see the image is not in a place, their network cable can not be inserted under the same router, then we must browse through the WAN. The basic operation is almost, but if you are the average family of the Internet, then to apply for domain names, do mapping on the router.

Q: Monitoring camera 6mm 8mm 12mm 16mm length and width can be according to how much.: According to the imaging principle, the smaller the focal length, the wider the field of view, but the distance is not clear. The larger the focal length, the narrower the field of view, but the longer the distance will be clearer.

Q: Monitor the camera automatically zoom, electric zoom, manual zoom, zoom lens meaning and difference?: In the surveillance camera, there is generally no automatic zoom, but there is auto focus, such functions generally appear in the integrated camera, the decoder sends a zoom signal to the camera, the camera to zoom work, zoom work is completed, then the image Is blurred, you need to focus, a lot of integrated camera with auto focus function, to complete this focus work. There are some high-end camera (mainly high-speed ball) with a trajectory function, which is set in advance camera rotation and zoom information, after this camera has been set in accordance with the set of good track non-stop tour, which can see Do automatic zoom.

Q: Monitor camera parameters how to see the bigger the bigger the better?: Suitable for the best is the Yeah, professional monitoring, space information

Q: HD camera is said that his clarity, infrared camera is that it's night vision function, in order to highlight the main features of the name of a: 4, monitor the head it is a highly sensitive and small size of the microphone. Use TD produced TD-701 series monitor head can be.

Q: Monitor the hard disk on the recorder is what format without formatting: Continuous monitoring, then, hard disk is full, automatically erased the oldest video, recorded the new. Loop video.

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