[Home](./index.md) > [sip.js](./sip.js.md) > [IncomingResponseMessage](./sip.js.incomingresponsemessage.md) ## IncomingResponseMessage class Incoming response message. Signature: ```typescript export declare class IncomingResponseMessage extends IncomingMessage ``` ## Constructors | Constructor | Modifiers | Description | | --- | --- | --- | | [(constructor)()](./sip.js.incomingresponsemessage._constructor_.md) | | Constructs a new instance of the IncomingResponseMessage class | ## Properties | Property | Modifiers | Type | Description | | --- | --- | --- | --- | | [reasonPhrase](./sip.js.incomingresponsemessage.reasonphrase.md) | | string | undefined | | | [statusCode](./sip.js.incomingresponsemessage.statuscode.md) | | number | undefined | |