Cass Creek Game Call Speaker Amplify any Cass Creek Game Call by extending its range with this speaker. You can use the included 25-foot or 3-foot cord with the speaker for amplified distance or close-in calling. Lightweight and pocket-sized, they can be easily carried. A lanyard attachment allows for quick attachment, and the natural bark camouflage finish lets the speaker blend into its surroundings. It also has an on/off switch and mini-cord jack. Operates on four AA batteries (not included). Note: When the external speaker is plugged into the Cass Creek caller the internal speaker is disabled and sound comes out the EXTERNAL speaker only.