Klipsch Reference Premiere Designer Series On Wall Speaker (Each) Put a smile on your face when you add these to your sound system today!These feature 4-way keyhole slots on the back for horizontal or vertical wall mounting and also includes a glass tabletop stand that can hold the speaker either vertically or horizontally, gives you versatile placement options. You can mount one horizontally under your TV to use it as a center channel speaker as well as place two more vertically to the sides of the screen to complete your living room sound system. These come with wraparound magnetic grilles to give you a more discreet look.To achieve the crisp, focused highs projected into your room, Klipsch famously mounts their tweeters inside of a flared opening which helps control the sound waves.Copper-spun woofers plus the passive copper cones help reinforce the bass frequencies, all this adds up to a rich, full sound. 140D FEATURES • Bass-reflex (passive radiator) enclosure• Spring-post speaker terminals• Includes glass tabletop stand• Wall-mount bracket included• Titanium dome LTS tweeter• Matte black painted finish SPECIFICATIONS • Dimensions (W x H x D) ~ 6 x 12 x 2.4 inches• Drivers ~ 1 x 1 inches Titanium Tweeter 1 x 3.5 inches Cerametallic Woofer• Wired Connectivity ~ 1 x Binding Post Pair• Frequency Response ~ 69 Hz to 25 kHz• Speaker Configuration ~ 2-Way• Enclosure Type ~ Bass-Reflex• Power Handling ~ 50 W RMS 200 W Peak • Package Weight ~ 6 lb• Crossover ~ 2200 Hz • Impedance ~ 8 Ohms• Sensitivity ~ 91 dB 240D FEATURES • Bass-reflex (passive radiator) enclosure• Spring-post speaker terminals• Includes glass tabletop stand• Wall-mount bracket included• Titanium dome LTS tweeter• Matte black painted finish SPECIFICATIONS • Dimensions (W x D x H) ~ 6 x 16 x 2.4 inches• Drivers ~ 1 x 1 inches Titanium Tweeter 2 x 3.5 inches Cerametallic Woofer• Wired Connectivity ~ 1 x Binding Post Pair• Frequency Response ~ 67 Hz to 25 kHz• Speaker Configuration ~ 2-Way• Enclosure Type ~ Bass-Reflex• Power Handling ~ 75 W RMS 300 W Peak• Package Weight ~ 8 lb• Crossover ~ 2.2 kHz • Impedance ~ 8 Ohms• Sensitivity ~ 94 dB 640D FEATURES • Bass-reflex (passive radiator) enclosure• Spring-post speaker terminals• Includes glass tabletop stand• Wall-mount bracket included• Titanium dome LTS tweeter• Matte black painted finish SPECIFICATIONS • Dimensions (W x H x D) ~ 6 x 28-1/2 x 2-7/16 inches• Power Handling ~ 75 watts (RMS) / 300 watts (peak)• Drivers ~ 1 x 1 inches Titanium Tweeter 2 x 3.5 inches Cerametallic Woofer• Wired Connectivity ~ 1 x Binding Post Pair• Frequency response ~ 55-25,000 Hz (±3dB)• Passive Radiators ~ 4 x 3.5 inches• Speaker Configuration ~ 2-Way• Enclosure Type ~ Bass-Reflex• Package Weight ~ 11.9 lb• Impedance ~ 8 Ohms• Crossover ~ 2.2 kHz• Sensitivity ~ 94 dB