diff --git a/lib/logicalDevice.js b/lib/logicalDevice.js
index 42d2342..d863e0d 100644
--- a/lib/logicalDevice.js
+++ b/lib/logicalDevice.js
@@ -4,7 +4,7 @@ var async = require('async'),
     util = require('util'),
     url = require('url');
 
-function LogicalDevice(devices, coordinator) {
+function LogicalDevice(devices, coordinator, groupId) {
   if (devices.length === 0) {
     throw new Error('Logical device must be initialized with at least one device (' + devices.length + ' given)');
   }
@@ -17,6 +17,7 @@ function LogicalDevice(devices, coordinator) {
   });
 
   this.devices = sonosDevices;
+  this.groupId = groupId;
 }
 
 util.inherits(LogicalDevice, Sonos);
@@ -97,7 +98,7 @@ var search = function(callback) {
         // initialze all of the logical devices brefore callback
         var logicalDevices = Object.keys(groups).map(function(groupId) {
           var group = groups[groupId];
-          return new LogicalDevice(group.members, group.coordinator);
+          return new LogicalDevice(group.members, group.coordinator, groupId);
         });
 
         async.forEach(logicalDevices, function(device) {