15'' 3-Way Full Range Cinema Speaker
The Beta Three® CS3315A Cinema Series loudspeaker is a two cabinet system consisting of a two-way mid/high horn loudspeaker and a separate subwoofer loudspeaker cabinet. This Series has been specifically designed and engineered to meet the demanding requirements within Digital Cinema installations where high quality music and vocal reproduction is essential.
  • Three transducers three way full range.
  • High SPL, high sensitivity.
  • One 15" big power woofers.
  • One 8" compression horn mid range transducer.
  • One compression driver with 44mm titanium diaphragm.
  • Built-in crossover for HF/MF. external crossover for MF/LF.
  • 90°×40° wide dispersion can get the wider covering.
  • Computer simulating design provide very good Frequency response and phase feature.
  • Very convenient walling installation mode.
  • Suitable for THX,DTS and other multi-channel surrounding sound reinforcement in cinema.
  • Suitable for big/mid cinema audio system.
  • Combining with β3 special speaker controller ΣC-2600 can getgood frequency response and phase.
  • Can work with β3 CSB118A bass speaker,,CSR208A surrounding speaker when used for high quality
  • music replaying.

LF: 15"×1


HF: 1.7''×1

Frequency Response (-3dB)


MF/HF: 500Hz-20kHz

Rated Power

LF: 300W, MF/HF: 150W (RMS)

LF: 600W, MF/HF: 300W (Program)

LF: 1200W, MF/HF: 600W (Peak)
Sensitivity (1W @ 1m)

LF: 96dB,

MF/HF: 96dB

Maximum SPL (1W @ 1m)

LF: 120dB,  126dB(Peak)

MF/HF: 117dB, 123dB(Peak)

Rated Impedance

LF: 8Ω,


Dispersion(H×V) (50-100°)×55°
Crossover point

LF/MF: 450Hz,

MF/HF: 2kHz

Input Connector Spring clip
Power Supply
Dimensions (WxDxH)

LF: 560×440×550mm,

MF/HF: 560×408×584mm

Packaging Dimensions (W×H×D)

LF: 670×550×670mm,

MF/HF: 700×676×535mm

Net Weight 

LF: 15.5kg,

MF/HF: 14.4kg

Gross Weight

LF: 18.5kg,

MF/HF: 19.0kg


User Manual

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