Klipsch RB-51 II Reference Series Bookshelf Speakers Pair The RB-51 II Reference Series speakers offer up no-compromise music and movie performances in a smaller, more affordable bookshelf design. In fact, with their dynamic quality, superior sound and visual appeal, youll find this speaker simply irresistible. Fills medium-sized rooms with dynamic sound reproduction Highly efficient design produces more output using less energy Accurate, non-fatiguing sound Plays louder with less distortion than the competition Enhanced 1 titanium Linear Travel Suspension horn-loaded tweeter 5.25 high-output Cerametallic woofer Dimensions: 11.4 H x 6.5 W x 10.75 D Keyhole bracket for easy wall mounting Dual threaded inserts for use with third-party stands Beautiful wood-grain vinyl cabinet Specs Frequency Response 50Hz-24KHz 3dB Power Handling 75W RMS / 300W Peak Sensitivity 92dB @ 2.83V / 1m Nominal Impedance 8 ohms compatible High Frequency Drivers 1 (2.54cm) Titanium diaphragm compression driver mated to 90 x 60 square Tractrix Horn High Frequency Crossover 1500 Hz Low Frequency Drivers 5.25 (13.3cm) Cerametallic cone woofer Inputs Single binding posts Enclosure Type Bass-reflex via rear-firing port Height 11.4 (28.9cm) Width 6.5 (16.5cm) Depth 10.7 (27.2cm) with grille Mounting Keyhole bracket and dual 1/4-20 threaded inserts Weight 20.9lbs (9.5kg) per pair Finish Black Ash wood grain vinyl Built From 2010 Klipsch official site: https://www.klipsch.com/products/rb-51-ii-bookshelf-speakers-pair#product-specs Owners Manual: https://2d73e25b29782b6d6766-9c8af5cbfef16739445bc76457060528.ssl.cf2.rackcdn.com/Reference2010Manual_635042116138280000.pdf Spec sheet: https://2d73e25b29782b6d6766-9c8af5cbfef16739445bc76457060528.ssl.cf2.rackcdn.com/RB51IICutSheet_635042121478370000.pdf

Klipsch Reference Series RB-51 ii Pair in Excellent Condition & Throughly Tested.