| 1:Choice of Digital Main Board |
| 2:Automatic selection function for 3-way input |
| 3:Remote Control |
| 4:5 Microphone inputs |
| 5:Adjusting function of Sub Woofer Output Signal |
| 6:With 16bit±4grade tone-conversion function |
| 7:Hidden & Electronic V/R Control |
| 8:Music Bypass/Disco model choosing function of music effect |
| 9:Perfect Temperature protection |
| 10:Choosing function of 2-model Echo effects |
| 11:Power cutoff parameter setting with power off anto-memory function |
| 12:Power -on memory function for microphone and music volume |
| 13:Lock function for microphone and music volume setting |
| 14:89% high efficiency |