E321

If you want to buy a new one: the currently on-sale NVRs work with all PoE and plug-in WiFi cameras.
If you already have one:
Please first refer to this article for its hardware version.
For the NVR with the hardware N7MB01, N6MB01, or N5MB01, it works with all PoE and plug-in WiFi cameras.
For the NVR with the hardware N2MB02, N3MB01, or H3MB18, it works with all PoE and plug-in WiFi cameras. But you can not have a full-resolution live view of the following cameras: RLC-1212A, RLC-1224A, Reolink Duo 2 PoE, Reolink Duo 2 WiFi, Reolink Duo Floodlight WiFi, Reolink Duo Floodlight PoE.
For the NVR with the rest hardwares such as H3MB17, H3MB02, and H3MB16, please refer to Introduction to Hardware Versions of Reolink NVRs for more detailed information.

Yes. You can refer to Reolink Cloud to check it available countries.
Note: You can also save video clips into a microSD card (supports up to 256GB), or a Reolink NVR.

No, the camera does not support NAS.
You can insert an SD card for it to save motion videos. This camera supports up to 256GB microSD cards with FAT32 format and Class 10 read & write speed.

Yes, Reolink WiFi cameras can be connected to Reolink PoE NVR in an indirect way. You can follow these steps to connect them:
Step 1: Connect the camera to a wifi router via wifi signals or an ethernet cable, and it needs to be powered via a power adapter.
Step 2: Connect the NVR to the same router by a network cable.
The NVR will pick up all the cameras on the same network.

This camera supports up to 512GB microSD cards with FAT32 format and Class 10 read & write speed.

The camera can be powered by a 5V/1A, Type-C (A 2 m flat-connector cable is shipped with the camera). You can check what is in the box at the end of the overview page.

Yes, this camera can work with Google Assistant & Alexa.
Tips: How to add this camera to Google Assistant? How to add this camera to Alexa?

This camera can only be used indoors; it's designed for indoor usage.
Do NOT install it outdoors (Even under an eave that is free from rain).

We sell security cameras to the United States, Germany, the United Kingdom and other dozens of countries.
And we handle orders within 24 hours and pass the packages to our forwarders within 48 working hours. The delivery time varies due to where your items are shipped from and shipped to. See details of Shipping & Delivery Policy.

Customs duties depend on where your items are shipped from and shipped to. See details in the Shipping Fees part of Shipping & Delivery Policy.

You can use PayPal (available in 202 countries and 25 currencies) to purchase Reolink security products, or use credit or debit cards (Visa, MasterCard, American Express, Discover) directly without logging into your PayPal account. See details of Payment Policy.