be wired which means it is connected to the DVR or VCR using a cable. The camera can also be

wireless, in this case the camera transmits a signal to a receiver that is connected to the

DVR or VCR.

audio should not be used in a surreptitious manner. One example of surreptitious interception is

audio in a hidden camera. This includes pinhole board cameras and all covert or hidden cameras;

i.e., a clock radio. Audio in a hidden camera or board camera is only available to law enforcement

agencies. Title 18, Section 2512.

that runs from the camera to your recording or viewing device such as a DVR, VCR or monitor.

Wireless cameras have a built-in transmitter that sends the video signal to a receiver. The

receiver connects to your recording or viewing device.

to 1000 feet and high-powered wireless hidden cameras can transmit up to 2500 feet.

cameras in one location. You can view all cameras at once using four receivers or you can use one

receiver and switch to each camera. You will only be able to view one camera at a time if you only

use one receiver. If you want to install multiple wireless cameras in one location it's best to

order them at the same time so that we can put them on different channels.

GHz frequency will cause interference with 2.4 GHz cameras. Interference should be minimal and

usually occurs if the phone is between the camera and receiver. Wireless Internet, networks and

Wifi can cause interference too.

your monitor into 4 sections allowing you to view 4 cameras at once.

video. 2.4GHz is the specific wireless frequency that our tranmitters use to send video signal

to a receiver. All of our wireless cameras operate on the 2.4 GHz frequency. Range varies from

200' to 700' depending on environmental conditions. These units are FCC approved.

FCC and Industry Canada Certified.

it's ability to record in low-light situations. CCD is basically a small silicon chip that

receives light and turns it into voltage variations which makes up an image. It's usually

measured in inches with 1/3" CCD being the standard. They are higher priced but are great for

cameras that may require vision in near darkness.

at the same time. You can also record using a switching monitor, which will record the camera

that is showing at that moment.

amount of metal in the wall.

Yes, you need to buy the length of cable you need. We offer the CA-25, CA-50, CA-100 and CA-150.

all the functions of a computer. An embedded DVR functions only as a DVR.

size of the DVRs hard drive, the number of cameras recording and the number of frames per second

it is recording at. Our stand alone DVRs uses 3.4GB per camera per day. 4 camera stand alone on

250GB hard drive will record for 18 days. 8 camera stand alone on 250GB hard drive will record for

9 days. 16 camera stand alone on 500GB hard drive will record for 9 days.

camera for easy connection to VCR or TV. This is done by running the RCA (Aux) line into the

VIDEO IN of the VCR or TV. The TV or VCR must be set on the correct channel to view the VIDEO

IN picture.

inputs. Most TVs have 2 inputs but when using a quad you can hook up four cameras.

It is safe for B/W cameras to operate between -23°C to + 50°C or -10ºF to +122ºF

It is safe for color cameras to oeperate between -23º C to +40ºC or -10ºF to +104ºF

It is safe to store cameras between -30ºC to +70ºC or -22ºF to +158ºF

and also 24 volt professional models.

varied. This is a fancy way of saying it is a zoom lens. Most varifocal lenses have, and in almost

all circumstances should have, an auto iris feature.

length lens usually allows more light to pass through the lens at a given focal length than a

varifocal, or zoom lens. This can be important in low light situations.