These days, everything is going wirelessinternet, television, even security cameras. Wireless CCTV cameras have actually been available for some time, but the range capable between the camera and its wireless receiver is increasing. Additionally, many early wireless cameras still relied on a power cable. Battery-powered wireless cameras are now available, meaning you can literally set the camera up anywhere within range of the receiver.Apart from being able to access more locations than a wired camera would, wireless cameras are also generally cheaper than wired options. Some of the cheaper options may only be intended for use indoors, though. Outdoor wireless cameras still have to be resilient to weather and possible vandalism.There are both analog and digital wireless models. Analog wireless cameras transmit audio and video signals over normal radio frequencies, with a line-of-sight range of around 300 feet. Obstacles in between the camera and receiver, such as walls and pieces of furniture, can lower this range. One concern with this variety of wireless transmission is that other devices, such as microwaves and routers, could interfere with the signal, and neighbors may even be able to pick the signal up on their own devices.Digital wireless cameras, on the other hand, encode analog audio and video signals as digital packets and transmit them over higher-bandwidth frequencies than other devices. This makes it all but impossible for other people to pick up the transmission, and also improves the range to around 450 feet. In addition, digital wireless cameras allow for two-way communication between the camera unit and the receiver, and it’s possible to send commands to the camera with another digital signal. The main downside of digital wireless cameras is their increased cost.While wireless cameras have often been used to reach a wider area around the home or building, they can also improve the discreteness of your surveillance. For instance, the cameras can be hidden in a wall or ceiling, or can be disguised as everyday objects, such as a clock or a tissue box. Such devices can transmit directly to a DVR device, allowing you to keep an eye on any high-security areas around your home or business.As technology increases, the capabilities for protecting your property also grow. However, you must also be sure that such use does not infringe on the rights of others. Be sure to ask a professional if you have any such questions.