Yoon Lee
Stunt Coordinator
- Joined
- Jun 16, 2001
- Messages
- 162
DTS-ES and THX-EX have back channel. So, receivers like Denon 3801 supports 7.1 with 2 speakers in the back. However, the both back speakers have the same sound. Then, why bother to have 2 speakers making same sound instead of 1 back center speaker?