Beta Three ΣB115D 450W (RMS) 15" Bandpass LF Speaker

ΣB Series Sub speakers utilise high power low frequency drivers with structurally solid enclosures in classic horn-loaded and bandpass configurations. The ΣB Series Sub speakers deliver extended low frequency bandwidth with excellent punch. Suitable for Performing Arts, Auditoriums, Clubs, Houses of Worship, Entertainment Venues and Indoor Sports Facilities.

• High sensitivity and SPL
• 1 x 15” high power low frequency transducer
• Six order bandpass configuration
• 2 x NL4 connectors
• Computer aided design to optimise frequency and phase response
• Stacking locators
• Suitable for use with any full range or mid/high speaker cabinets for extended low frequency, high quality music reproduction
• Integral 35mm pole receptacle for mounting full range or mid/high speaker cabinets
• Durable Polyurethane textured base paint
• 1 x NL4 connector included in packaging

Cabinet Dimension:

Specifications
Construction	15mm Birch Plywood
Transducers	1 x 15” LF
Frequency Response (-3dB)	50Hz-150Hz
Rated Power	450W (RMS)
Sensitivity (1W @ 1m)	99dB
Rated Impedance	8Ω
Connector	2 x NL4
Dimensions (W x D x H)	600mm (23.6”) x 500mm (19.7”) x 460mm (18.1”)
Packaging Dimensions (1 piece/pack)	720mm (28”) x 610mm (24”) x 590mm (23”)
Net Weight (1 piece/pack)	29kg (64lb)
Gross Weight (1 piece/pack)	33.4kg (73.6lb)

 
Installation drawing: