The wireless system don't mean you can use the system without any cables. You have to connect them to the power adaptors for supply power to camera and NVR. No need video cables. 8CH 960P wireless security camera system with 1TB hard drive. Auto-pair technology, making sure plug and play for real. 960P HD video - get a sharp and crisp image day or night with the camera's automatic IR-CUT filter. Up to 100ft night vision. Email notification and mobile push alerts when motion detection, free apps for live view and playback on smartphone. Two Year quality warranty, life time Tech support ! if your product stops working in the first Year we will replace it.