The Klipsch R-5502-W II is an in-wall speaker designed to deliver powerful sound without taking up floor or shelf space. This Klipsch stereo speaker has a cutout measurement of 16.5 inches high by 6.5 inches wide. The overall dimensions for this in-wall speaker are 17.75 inches high by 8 inches wide with a weight of 6.5 lbs. Mounting depth for these speakers is 3.5 inches. The Klipsch R-5502-W II utilizes an ABS plastic enclosure with an infinite baffle, allowing this speaker to deliver a flush mount design. This device has a frequency response range of between 46 Hz and 20 kHz. This Klipsch stereo speaker is made up of a 1", titanium diaphragm compression driver that is mated to a pivoting 90-degree by 90-degree square Tractrix horn. It is also equipped with dual 5.25-inch Cerametallic cone woofers. The recommended amplifier power for this speaker is 130 watts with a peak power handling of 300 watts. This Klipsch stereo speaker has an impedance of 8 Ohms with a sensitivity of 92 dB.