64 Channel NVR recorders are usually needed for larger applications such as Nursing Homes or Supermarkets. Due to the size of the installation the equipment is usually higher end being utilized for long term use. Recent Technological advancement in Digital IP CCTV now gives the capability of difficult installations to be more accessible to the integrator of the system. Digital Resolution has also raised the bar as of late as 4K resolution has hit the market. 4K resolution now in LCD screens as well as with 4K CCTV cameras will give you the customer the best viewing capability ever in the history of CCTV letting you zoom in to the finest details.