MXR M222 Talk Box with Built-In Amplifier Bundle with Blucoil 2-Pack of 10-FT Straight Instrument Cables 1/4in, 2-Pack of Pedal Patch Cables, and 4-Pack of Celluloid Guitar Picks - Walmart.com
Harley Benton Talk Box – Thomann United States
Talk box - Wikipedia
Build Your Own Talk Box out of Old PC Speakers - Live4guitar | Online Guitar Community