There are a few different types of dynamat speakers. The most common type is the dynamic speaker. Dynamic speakers are made to create sound waves that are more powerful and louder than regular speakers. They are also more expensive. Another type of dynamat speaker is the reflex speaker. Reflex speakers are similar to dynamic speakers, but they are made to create sound waves that are more sensitive to sound waves. They are also more expensive. Finally, there is the acoustical dynamat speaker. Acoustical dynamat speakers are made to create sound waves that are more sensitive to sound waves than regular speakers. They are also more expensive.