# OTConnection Class Reference

Inherits from | NSObject
Declared in | OTConnection.h

## Overview

Represents a connection to an OpenTok session. The OTSession class includes a connection property, which is an OTConnection object. Also, The OTStream class includes a connection property, which is an OTConnection object.

## Getting information about the connection

### `connectionId`

The unique connection ID for this OTConnection object.

`@property (readonly) NSString *connectionId`

#### Declared In

`OTConnection.h`

### `creationTime`

The time at which the Connection was created on the OpenTok server.

`@property (readonly) NSDate *creationTime`

#### Declared In

`OTConnection.h`

### `data`

A string containing metadata describing the connection. You can add this connection data when you create a token.

`@property (readonly) NSString *data`

#### Declared In

`OTConnection.h`