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Beta 3 QS400 4'' Portable Public Address Speaker

Beta 3 QS400 4” Public Address Speaker

Rs.8,500.00 Rs.7,388.00

Beta 3 QS400 4” Portable Public Address Speaker

QS400 is a 4” two way full range speaker system with wide dispersion. Its sound is nature and clear while the cabinet is handy, compact and the appearance is elegant and fashionable. It’s applicable in small performing stages, KTV, background music,etc.


• Two 1”dome tweeter
• 4”paper cone low frequency driver
• High intensity injection moulded cabinet
• Dispersion 100°x100°
• Frequency response 80Hz-20K Hz(-3dB)
• Sensitivity 87dB,Max SPL108dB(peak)
• Constant max power 50W
• 2xM5 hanging point
• Customizable grill and cabinet color
• Appearance elegant and fashionable


ConstructionPolypropylene injection moulding
Transducers2 x 1” HF + 1 x 4” LF
Frequency response(-3dB)120Hz-20kHz
Rated power25W (RMS) /50W (MUSIC) /100W (PEAK)
Sensitivity (1W @ 1m)88dB
Maximum SPL (1W @ 1m)102dB/108dB (PEAK)
Rated Impedance
Constant Voltage input120 V/100V/ 70V
Dispersion (H×V)90°x 90°
Crossover point6.5kHz
ConnectorWire clamp
Installation2×M5 Bracket lifting point
Dimensions (W×H×D)238mm×135mm×142mm
Packaging Dimensions (W×H×D)372mm×192mm×310mm
Net Weight1.7kg(3.7 lb)
Gross Weight4.0kg(8.8 lb)


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