Wireless security camera system with extra cameras

Have new cameras (16 total) wireless receiver, all power cables included. Not sure if the receiver can have up to 16 cameras as I haven’t set it up ( I have a smaller version that connects up to 10). 1 box - receiver, 8 cameras and accessories 2nd box - receiver was broken and tossed out, 8 cameras and accessories Boxes are beat up but everything inside is fine