This rugged case fits any of the Empath models, the TTM 54i or the TTM 56. It has a compartment underneath the mixer for extra items such as headphones, cables, etc. It also works as a nice big insulated lunchbox!
The case measures 9.25" x 12" x 16" (23.5 x 30.5 x 40.5 cm). Shipping weight is 13 pounds (6 kg).