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---
sidebar_label: Connection
---
# Connection class
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#### Signature:
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```typescript
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export declare class Connection extends EventEmitter< CDPSessionEvents >
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```
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**Extends:** [EventEmitter ](./puppeteer.eventemitter.md )< [CDPSessionEvents](./puppeteer.cdpsessionevents.md)>
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## Constructors
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| Constructor | Modifiers | Description |
| ---------------------------------------------------------------------------------------- | --------- | -------------------------------------------------------------- |
| [(constructor)(url, transport, delay, timeout) ](./puppeteer.connection._constructor_.md ) | | Constructs a new instance of the < code > Connection</ code > class |
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## Properties
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| Property | Modifiers | Type | Description |
| -------- | --------------------- | ------ | ----------- |
| timeout | < code > readonly< / code > | number | |
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## Methods
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| Method | Modifiers | Description |
| -------------------------------------------------------------------- | ------------------- | ----------- |
| [createSession(targetInfo) ](./puppeteer.connection.createsession.md ) | | |
| [dispose() ](./puppeteer.connection.dispose.md ) | | |
| [fromSession(session) ](./puppeteer.connection.fromsession.md ) | < code > static</ code > | |
| [send(method, params, options) ](./puppeteer.connection.send.md ) | | |
| [session(sessionId) ](./puppeteer.connection.session.md ) | | |
| [url() ](./puppeteer.connection.url.md ) | | |