The Krix Phonix In-Wall Speaker is best used in 5.1, 7.1 or the new immersive sound formats, this dedicated home cinema speaker offers high power handling with a low-frequency extension down to 45Hz in a neat in-wall package. For all-encompassing cinema surround sound in a concealed form, the Phonix In-Wall provides an immersive home theatre experience as a side surround, rear surround or ceiling effect speaker. Krix Phonix In-Wall Key Features and Specs; With easy installation, the Phonix In-Wall delivers surround effects with clarity and power, putting you in the middle of the action. Immersive surround or overhead effects Easy in-wall mounting Concealed performance Frequency Range45Hz-20kHz (-10dB) Power Handling50-150 Watts RMS recommended amplifier power Sensitivity88dB for 2.83 volts at 1 metre Impedance8 Ohms Configuration2-way Enclosure TypeBass reflex, front vented Dimensions388mm high x 260mm wide x 120mm deep cabinet453mm high x 325mm wide x 1.6mm thick faceplate Low-Frequency DriverSingle 165mm (6 ½”) paper cone driver. 33mm (1 ¼”) voice coil wound on high powered Kapton former, with ventilated magnet assembly and copper shorting ring for low distortion High-Frequency Driver26mm (1”) doped fabric dome with large roll surround. Ferro fluid cooled Crossover Point1.8kHz Input TerminalsGold-plated binding posts Cut-out Dimensions393mm high x 265mm wide recommended Weight7kg each Sold as Each Download Spec Sheet PDF HERE