Nanostations are the next step in wireless CCTV transmission. It is low-cost as it does not require long wires that need to be concealed. The nanostations send signals from the CCTV camera which will be received and displayed on a monitor, all without the hassle of wires.
A Surge Protector is a device designed to protect your CCTV from lightning related damages.
A Surge Protector limits the voltage supplied to the cameras, by either blocking or sending back into the ground any unwanted voltages.
Thus keeping your CCTV system from being blown 
For your safety & peace of heart when you are overseas or out at work The CCTV is a system that is IDEAL For home/office/factory commercial activity monitoring. It is also perfect for housemaid/childcare monitoring So you can leave knowing you are always near your home/office/factory no matter how far you are away.