[Home](./index.md) > [sip.js](./sip.js.md) > [OutgoingRequestMessage](./sip.js.outgoingrequestmessage.md) > [headers](./sip.js.outgoingrequestmessage.headers.md) ## OutgoingRequestMessage.headers property Signature: ```typescript readonly headers: { [name: string]: Array; }; ```