diff --git a/src/socketio.android.ts b/src/socketio.android.ts
index ecd871e..bf50fc2 100644
--- a/src/socketio.android.ts
+++ b/src/socketio.android.ts
@@ -32,15 +32,37 @@ export class SocketIO extends Common {
                         }
                     } else if (key === 'debug' && options[key]) {
                         co.fitcom.fancylogger.FancyLogger.reset(new co.fitcom.fancylogger.FancyLogger());
-
                         java.util.logging.Logger.getLogger(io.socket.client.Socket.class.getName()).setLevel(java.util.logging.Level.FINEST);
                         java.util.logging.Logger.getLogger(io.socket.engineio.client.Socket.class.getName()).setLevel(java.util.logging.Level.FINEST);
                         java.util.logging.Logger.getLogger(io.socket.client.Manager.class.getName()).setLevel(java.util.logging.Level.FINEST);
+                    } else if (key === 'transports' && options[key]) {
+                        const transports = options[key];
+                        if (Array.isArray(transports) && transports.length > 0) {
+                            opts.transports = transports;
+                        }
                     } else {
                         opts[key] = options[key];
                     }
                 }
                 this.socket = io.socket.client.IO.socket(args[0], opts);
+                this.socket.io().on(io.socket.client.Manager.EVENT_TRANSPORT, new io.socket.emitter.Emitter.Listener({
+                    call(transportArgs) {
+                        let transports = transportArgs[0];
+                        if (transports) {
+                            transports.on(io.socket.engineio.client.Transport.EVENT_REQUEST_HEADERS, new io.socket.emitter.Emitter.Listener({
+                                call(requestArgs) {
+                                    const cookies = options['cookie'];
+                                    if (cookies) {
+                                        const headers = requestArgs[0];
+                                        const list = new java.util.ArrayList();
+                                        list.add(cookies);
+                                        headers.put('Cookie', list);
+                                    }
+                                }
+                            }));
+                        }
+                    }
+                }));
                 break;
             }
 
diff --git a/src/socketio.d.ts b/src/socketio.d.ts
index 7c7dd4e..48c4eb0 100644
--- a/src/socketio.d.ts
+++ b/src/socketio.d.ts
@@ -1 +1,17 @@
-export * from './socketio.android';
+import { Common } from './socketio.common';
+export declare class SocketIO extends Common {
+    protected socket: any;
+    constructor(...args: any[]);
+    connect(): void;
+    disconnect(): void;
+    readonly connected: boolean;
+    on(event: string, callback: (...payload: any[]) => void): () => void;
+    once(event: string, callback: (...payload: any[]) => void): () => void;
+    off(event: string): void;
+    emit(event: string, ...payload: any[]): void;
+    joinNamespace(nsp: string): SocketIO;
+    leaveNamespace(): void;
+}
+export declare function serialize(data: any): any;
+export declare function deserialize(data: any): any;
+export declare function connect(uri: string, options?: any): SocketIO;
diff --git a/src/socketio.ios.ts b/src/socketio.ios.ts
index 5a29c2b..38f6084 100644
--- a/src/socketio.ios.ts
+++ b/src/socketio.ios.ts
@@ -1,7 +1,9 @@
 import { Common } from './socketio.common';
 
 declare var SocketManager: any, NSURLComponents: any, NSURL: any, NSArray: any,
-    NSDictionary: any, NSNull: any, SocketIOStatus: any;
+    NSDictionary: any, NSNull: any, SocketIOStatus: any, NSHTTPCookie: any, NSHTTPCookieSecure: any,
+    NSHTTPCookiePath: any, NSHTTPCookieDomain: any, NSHTTPCookieExpires: any,
+    NSHTTPCookieMaximumAge: any, NSHTTPCookieName: any, NSHTTPCookieValue: any;
 
 export class SocketIO extends Common {
     protected socket: any;
@@ -62,6 +64,64 @@ export class SocketIO extends Common {
                         }
                     } else if (key === 'debug' && obj[key]) {
                         opts['log'] = true;
+                    } else if (key === 'cookie') {
+                        const cookie = obj[key] as string;
+                        const properties = {};
+                        properties[NSHTTPCookiePath] = '/';
+                        properties[NSHTTPCookieDomain] = (urlComponent.scheme || '') + '://' + (urlComponent.host || '');
+                        cookie.split(';').forEach((item, index) => {
+                            if (item.trim() === 'Secure') {
+                                properties[NSHTTPCookieSecure] = true;
+                            } else if (item.trim() === 'HttpOnly') {
+
+                            } else {
+                                const keyVal = item.trim();
+                                if (item.indexOf('=') > -1) {
+                                    const keyValItems = keyVal.split('=');
+                                    const key = keyValItems[0];
+                                    const val = keyValItems[1];
+                                    if (index === 0) {
+                                        properties[NSHTTPCookieName] = key;
+                                        properties[NSHTTPCookieValue] = val;
+                                    } else {
+                                        switch (key) {
+                                            case 'path':
+                                            case 'Path':
+                                                properties[NSHTTPCookiePath] = val;
+                                                break;
+                                            case 'domain':
+                                            case 'Domain':
+                                                properties[NSHTTPCookieDomain] = val;
+                                                break;
+                                            case 'expires':
+                                            case 'Expires':
+                                                properties[NSHTTPCookieExpires] = val;
+                                                break;
+                                            case 'max-age':
+                                            case 'Max-Age':
+                                                properties[NSHTTPCookieMaximumAge] = val;
+                                                break;
+                                            default:
+
+                                        }
+                                    }
+                                }
+                            }
+                        });
+                        const props = NSDictionary.dictionaryWithDictionary(properties);
+                        const native_cookie = NSHTTPCookie.cookieWithProperties(props);
+                        if (native_cookie) {
+                            opts['cookies'] = NSArray.arrayWithObject(native_cookie);
+                        }
+                    } else if (key === 'transports') {
+                        const transports = obj[key];
+                        if (Array.isArray(transports) && transports.length === 1) {
+                            if (transports.indexOf(['websocket']) > -1) {
+                                opts['forceWebsockets'] = true;
+                            } else if (transports.indexOf(['polling']) > -1) {
+                                opts['forcePolling'] = true;
+                            }
+                        }
                     } else {
                         opts[key] = serialize(obj[key]);
                     }