Get the Clearest Loudest ECHO audio available with the TRB-1!

The TRB-1 has the longest echo and most sound variations - Various sounds include capability of Reflex Echo, Alien sound, Big Radio Sound, Endless Echo.

The echo board has coarse echo volume adjustment - audio output adjustment to substantially higher than input

        Longest Echo - Most Sound Variations

       Designed to fit in place of the Connex-type board.