https://community.arlo.com/t5/Arlo/How-many-cameras-can-I-add-on-VMS3230-and-what-cameras-are/m-p/1777404#M76225 <P>You can run a total of 5 cameras and stay on the free plan ( 7 days storage ).</P> <P>&nbsp;</P> <P>While the Pro/Pro2 cameras can also run on the original base, I would recommend an upgrade to the 4000 base series...&nbsp;</P> <P>combo kits with cameras make the base very low cost and the newer base will allow you to run a usb backup mem stick... allowing you to retain the videos if needed for as long as there is space on the mem stick ( 64 gb is a good size )&nbsp;</P> Thu, 11 Jun 2020 02:34:14 GMT TomMac 2020-06-11T02:34:14Z https://community.arlo.com/t5/Arlo/How-many-cameras-can-I-add-on-VMS3230-and-what-cameras-are/m-p/1777402#M76224 <P>VMS 3230 with 2 HD cameras, how many cameras can I add to my system, and what are the compatible types of cameras I can use?</P> <P>Thanks</P> Thu, 11 Jun 2020 14:39:40 GMT https://community.arlo.com/t5/Arlo/How-many-cameras-can-I-add-on-VMS3230-and-what-cameras-are/m-p/1777402#M76224 Mandel 2020-06-11T14:39:40Z https://community.arlo.com/t5/Arlo/How-many-cameras-can-I-add-on-VMS3230-and-what-cameras-are/m-p/1777404#M76225 <P>You can run a total of 5 cameras and stay on the free plan ( 7 days storage ).</P> <P>&nbsp;</P> <P>While the Pro/Pro2 cameras can also run on the original base, I would recommend an upgrade to the 4000 base series...&nbsp;</P> <P>combo kits with cameras make the base very low cost and the newer base will allow you to run a usb backup mem stick... allowing you to retain the videos if needed for as long as there is space on the mem stick ( 64 gb is a good size )&nbsp;</P> Thu, 11 Jun 2020 02:34:14 GMT https://community.arlo.com/t5/Arlo/How-many-cameras-can-I-add-on-VMS3230-and-what-cameras-are/m-p/1777404#M76225 TomMac 2020-06-11T02:34:14Z