This is our best tool for studying Human Physiology and Anatomy. Two recording channels allow your students to compare multiple muscles in the same recording, study agonist and antagonist muscle pairs, calculate rates of muscle fatigue, and hunt for motor cortex signals! Also features a louder speaker for Teacher Demonstrations, USB connection, and expansion port for advanced DIY experiments.
For this product specifically, we developed 3 expansion ports that can be additionally purchased and used only with this product. 
- The Reaction Timer, The Reflex Hammer and The Game Controller