What is MIME type "application/vnd.nokia.radio-preset"?

A MIME type is a string that tells browsers and other tools how to handle a particular kind of file.

application/vnd.nokia.radio-preset is a vendor-specific MIME type. It signals a file that holds radio preset settings used by Nokia devices. The file saves data such as radio channel frequencies and names. It is designed to configure the radio quickly on a Nokia phone or compatible software.

The file type is linked to files with the extension RPST.

Radio Configuration: Stores preset channels and frequencies.
Device Setup: Makes it simple to load preferred radio stations on a Nokia device.
May be used for transferring preset data between devices or software versions.

For more technical details, check the IANA reference for this MIME type.

Associated file extensions

.rpst

Usage Examples

HTTP Header

When serving content with this MIME type, set the Content-Type header:


    Content-Type: application/vnd.nokia.radio-preset

HTML

In HTML, you can specify the MIME type in various elements:


    <a href="file.dat" type="application/vnd.nokia.radio-preset">Download file</a>

Server-side (Node.js)

Setting the Content-Type header in Node.js:


    const http = require('http');    
    
    http.createServer((req, res) => {    
      res.setHeader('Content-Type', 'application/vnd.nokia.radio-preset');    
      res.end('Content here');    
    }).listen(3000);

Associated file extensions

.rpst

FAQs

What is the purpose of the application/vnd.nokia.radio-preset MIME type?

This MIME type identifies files that contain radio station configuration data for Nokia devices. These files, typically with the .rpst extension, store a list of radio frequencies and station names to allow users to quickly import their favorite stations into the phone's FM tuner.

How do I open an RPST file on Windows or Mac?

You usually cannot open these files with standard media players because they do not contain audio. They are configuration files meant to be processed by Nokia PC Suite or the specific operating system of a Nokia phone. However, you can try opening the file with a text editor like Notepad to see if the frequency data is stored in a readable text or XML format.

How do I configure an Apache server to serve Nokia radio presets?

To ensure your web server delivers these files with the correct headers, add the MIME type definition to your .htaccess file or main configuration. Use the directive: AddType application/vnd.nokia.radio-preset .rpst. This helps the client device understand that the file contains radio settings.

Can I convert application/vnd.nokia.radio-preset files to MP3?

No, this file type does not contain actual audio or music data. It only holds metadata regarding radio frequencies (e.g., 104.5 MHz). If you are looking for audio file formats, you are likely looking for types such as audio/mpeg or audio/wav.

How do I add support for this MIME type in Nginx?

You can add the type to your mime.types file or inside a specific location block in your nginx.conf. Add the following line inside the types block: application/vnd.nokia.radio-preset rpst;. Restart Nginx for the changes to take effect.

Why does my browser download the .rpst file instead of displaying it?

Web browsers like Chrome, Firefox, and Edge do not have native plugins to interpret or display Nokia radio configuration data. When the browser encounters the application/vnd.nokia.radio-preset header, it defaults to downloading the file so you can transfer it to a compatible mobile device.

General FAQ

What is a MIME type?

A MIME (Multipurpose Internet Mail Extensions) type is a standard that indicates the nature and format of a document, file, or assortment of bytes. MIME types are defined and standardized in IETF's RFC 6838.

MIME types are important because they help browsers and servers understand how to process a file. When a browser receives a file from a server, it uses the MIME type to determine how to display or handle the content, whether it's an image to display, a PDF to open in a viewer, or a video to play.

MIME types consist of a type and a subtype, separated by a slash (e.g., text/html, image/jpeg, application/pdf). Some MIME types also include optional parameters.

How do I find the MIME type for a file?

You can check the file extension or use a file identification tool such as file --mime-type on the command line. Many programming languages also provide libraries to detect MIME types.

Why are multiple MIME types listed for one extension?

Different applications and historical conventions may use alternative MIME identifiers for the same kind of file. Showing them all helps ensure compatibility across systems.