import { Callout } from "zudoku/ui/Callout";

# Unzer

Unzer in 365 business Banking: retrieve Unzer payments and apply them automatically to your invoices.

Unzer is a payment service provider for online and card payments. With 365 business Banking you keep your Unzer merchant account as a bank account in Business Central. Payments, refunds and chargebacks are imported as bank transactions into the payment reconciliation journal.

## Functions

| Function | Supported |
|---|---|
| Retrieve transactions (payments, refunds, chargebacks) | yes |
| Fees | not as separate lines |
| Collect payment | no |

## Prerequisites

- An Unzer merchant account.
- The **private key** of your Unzer account. You receive it with your Unzer test account or contract and find it in **Unzer Insights**. A key starting with `s-` addresses the Unzer sandbox.

## Connect

You connect Unzer with the **Connect Bank Account** wizard: you choose the bank account to which the payments are posted and enter the private key. Step by step: [Connect Unzer](unzer/connect.mdx).

## Retrieve transactions

[Retrieve Unzer transactions](unzer/retrieve-transactions.mdx)

## See also

- [Payment service providers](../payment-services.mdx)
- [Apply bank transactions](../bank-reconciliation/apply.mdx)