--Indoor excellent column speaker;
--Employing high density wooden structure and full range speaker unit;
--Indoor excellent column speaker;
--Employing high density wooden structure and full range speaker unit;
| Model | MS-020 | MS-030 | MS-040 | 
| Rated power | 20W | 30W | 40W | 
| Max power | 40W | 60W | 80W | 
| Input voltage | 70V-100V | 70V-100V | 70V-100V | 
| Sensitivity | 91±2dB | 91±2dB | 92±2dB | 
| Frequency response | 100Hz - 16KHz | 100Hz - 17KHz | 100Hz - 17KHz | 
| Material | Wooden | Wooden | Wooden | 
| Speaker unit | 4.5’’×2 | 4.5’’×3 | 4.5’’×4 | 
| Size | 360X160X115mm | 460X160X115mm | 610X160X115mm | 
| Weight | 3.2kg | 4.4kg | 5.6kg |