diff --git a/lib/bluetooth-serial-port.js b/lib/bluetooth-serial-port.js
index 55152237..6f8eed84 100644
--- a/lib/bluetooth-serial-port.js
+++ b/lib/bluetooth-serial-port.js
@@ -32,12 +32,13 @@
 
     var self = this;
 
-    this.finish = function (devices) {
+    this.finish = function (err, devices) {
+      if (err) return self.emit("error", err)
       for (const device of devices) {
         self.emit("found", device.address, device.name);
       }
 
-      self.emit("finished");
+      self.emit("finished", devices);
     };
   }