Many consumers believe low cost means low quality, but Blue Octave is raising the bar, offering a low cost speaker series that lines up tall alongside its more expensive big brothers. The Linear Series are Blue Octave's standard models that offer great quality sound at a very affordable price. Models feature an extended frequency range, great power handling and aerated blue IMPP cone with rubber surround. Great for your home, office, business, or any other space where good sound at a low price is important! These Blue Octave Home audio speakers have one-cut easy installation for existing walls or new construction. The integrated frame has a wall-lock mounting system to ensure secure vibration-free installation, butyl rubber surrounds increase performance and durability. Other features include, spring loaded terminals for easy connectivity and paintable frames and grills. These speakers are timbre-matched to all other Blue Octave speakers for seamless integration with other models. Shared cut out sizes and included templates make upgrades a snap. All weather design. Designed & Engineered in the USA!