|   | 
MS 401 | 
MS 601 | 
MS 801 | 
| Peak  Power | 
100 W | 
160 W | 
240W | 
| Power Handling | 
50 W | 
80 W | 
100W | 
| Type | 
Bass Reflex | 
| Impedance Nominal | 
8 Ω | 
| Transformer Tappings | 
25 W / 20 W / 15 W / 10 W + 8Ω Direct | 
40 W / 30 W / 20 W / 10 W + 8Ω Direct | 
60W / 40W / 35W / 20W + 8Ω Direct | 
| Components LF | 
4” Poly Propylene Cone, RubberSurround, 25 mm Voice Coil | 
6.5” Poly Propylene Cone, RubberSurround, 35 mm Voice Coil | 
8” Mica and PP Cone, RubberSurround, 35mm Voice Coil | 
| Components HF | 
Dome Tweeter,  PEI Diaphragm,20 mm Voice coil | 
Dome Tweeter,  Silk Membrane,25 mm Voice Coil | 
Dome Tweeter,  Silk Membrane,25mm Voice Coil | 
| Angle of Coverage | 
90° x 90° | 
| Sensitivity 1W @1 meter | 
88 dB | 
93 dB | 
95dB | 
| Max SPL | 
108 dB | 
110 dB | 
114dB | 
| Frequency Response | 
80 Hz - 20 Khz ± 4 dB | 
60 Hz - 20 Khz ± 3 dB | 
55Hz-20Khz ±4 dB | 
| Crossover Frequency | 
3000 Hz | 
| Crossover | 
12 dB | 
| Enclosure Material | 
UV Stabilised ABS | 
| Brackets Material | 
Aluminium | 
| Grille Material | 
Aluminium | 
| Dimensions WxHxD | 
153 mm x 278 mm x 180.5mm | 
195 mm x 335 mm x 214 mm | 
259 mm x 445 mm x 290 mm | 
| Net Weight | 
2.6 kg | 
4.35 kg | 
5.75kg | 
| Shipping Dimensions WxHxD | 
203 mm x 319 mm x 226 mm | 
247 mm x 377 mm x 287 mm | 
320 mm x 497 mm x 360 mm | 
| Shipping Weight | 
3.3 kg | 
5.5 kg | 
7 kg |