My Cart (0)
McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams

Polk Audio LSi25 Right Speaker Cherry (Ea) 3-Way Floorstanding Loudspeaker with Powered Subwoofer

New Polk Audio for sale. lsi15left . Floorstanding With Powered Sub deals

More Views

  • New Polk Audio for sale. lsi15left large. Floorstanding With Powered Sub deals
Top Features
  • Incorporates two 5-1/4 inch Dynamic Balance Mid/Woofers with Aerated Polypropylene cones and a 1-inch Ring Radiator Tweeter
  • Built-in 10-inch side-firing powered subwoofer with low line level (filtered) & LFE (unfiltered) inputs
  • Cascade tapered driver array improves image focus and depth
  • Frequency Response - 20Hz - 27kHz
  • Nominal Impedance - 4 ohms

SKU# 28771


We're sorry, this item is temporarily unavailable. Please call 1.800.340.4770 for more information.

Shop for other
Polk Audio products


Polk Audio LSi25 Right Speaker Cherry (Ea) 3-Way Floorstanding Loudspeaker with Powered Subwoofer

Must be purchased as a matching pair. View LSI25 Cherry Pair

The highly accurate, intensely musical LSi25 Floorstanding Loudspeaker fulfills Polk Audio`s mission to realize speaker performance suitable for emerging high definition audio formats, such as Super Audio CD and DVD-Audio. The LSi25 provides superior linearity, definition and imaging, with bass response that`s rich, deep and satisfying. Efficiency - 88dB Cast aluminum driver baskets 1-1/2-inch thick side panels for a totally inert enclosure Magnetically shielded Dual (bi-ampable) gold-plated 5-way binding posts Includes adjustable carpet spikes & rubber feet High gloss black with cherry wood veneer finish Price is for the Left-hand unit only in a two speaker, mirror-imaged pair!

  • Superior musical accuracy, serious theatrical impact.
  • Designed for high definition formats such as SACD and DVD-Audio.
  • Built-in 10-inch powered subwoofer for true full-range performance from all audio and video sources.
  • Available with either natural Cherry or Ebony real wood veneer side panels.
  • Mirror imaged pairs for tightly focused highs and true three-dimensional imaging with minimized room reflections: Hear what you`ve been missing!
  • Cascade tapered driver array improves image focus and detail.
  • Ultra high performance Ring Radiator tweeters, previously unavailable in speakers at this price, for extended frequency response, low distortion, excellent dynamics with superior detail and transparency.
  • 5 ¼-inch Dynamic Balance drivers with Aerated Polypropylene cones for wide response and low distortion.
  • Cast aluminum driver baskets resist flexing and ringing for ultra-tight bass and coloration-free midrange.
  • Side panels are 1-1/2 thick for a totally inert enclosure - you hear all the music and only the music.
  • Precise, deep bass response provided by a floor-coupled PowerPort(R) venting system.
  • Smooth, natural midrange reproduction thanks to patented Acoustic Resonance Control technology.
  • Magnetically shielded for safe placement near video monitors.
  • Premium crossover components for consistent high-end sound quality.
  • Mylar bypass capacitor in the high-pass crossover extends and flattens high frequency response. Hear musical details you`ve never heard before!
  • Open architecture low diffraction grille for spacious imaging.
  • Dual (bi-ampable) gold plated 5-way binding post inputs for the most secure wire connections and the most versatile wiring applications.
  • Low level line (filtered) and LFE (unfiltered) subwoofer inputs
  • Adjustable leveling feet/carpet spikes for the ultimate stability on any type of floor.
  • Reviews
    Q & A
    Features & Specs

    Additional Information

    Product ID 28771
    UPC 747192117641
    Brand Polk Audio
    SKU 28771
    Manufacturers Part Number LSi25 Right Speaker Cherry (Ea)
    Detailed Specifications Driver Complement
  • Subwoofer 1 - 10-inch Diameter (25.40cm)
  • Polymer composite cone with rubber surround (shielded)
  • Mid/Woofer 2 - 5-1/4-inch Diameter (13.34cm)
  • Dynamic Balance with Aerated Polypropylene cone, cast basket and rubber surround (shielded)
  • Tweeter 1 - 1-inch Diameter (2.54cm)
  • Dynamic Balance Ring Radiator (shielded)

  • Overall Frequency Response 20Hz - 27kHz
  • Lower -3dB Limit 30Hz
  • Upper -3dB Limit 26kHz
  • Nominal Impedance 4 ohms
  • Recommended Amplifier Power 20 - 300 w/channel
  • Efficiency 88 dB
  • Crossover (mid-high array) Driver 1: HPF at 80Hz 12dB/oct, LPF at 800Hz 12dB/oct.; Driver 2: HPF at 80Hz 12dB/oct, LPF at 2.4kHz 12dB/oct.; Tweeter: HPF at 2.4kHz 18dB/oct.
  • Crossover (subwoofer) LPF variable 60Hz - 180Hz 12dB/oct.;
  • Inputs Dual gold plated 5-way binding post speaker inputs. Line level subwoofer input (filtered) and LFE subwoofer input (unfiltered)
  • Outputs Line level passthrough

  • Cabinet Size 49-3/4-inch H x 8-5/8-inch W x 17-inch D (126.36cm H x 21.91cm W x 43.18cm D)
  • Footprint Size 9-5/8-inch W x 16-3/8-inch D (24.45cm W x 41.59cm D)
  • Enclosure Type (mid-high array) Vented via dual ARC ports
  • Enclosure Type (subwoofer) Vented via floor-coupled Power Port

    Subwoofer Amplifier Specs
  • Power Output 150 watts Continuous Average Output
  • Dynamic Power Output 300 watts
  • Product Weight 91
    Color Red
    Width (inches) 8.625
    Height (inches) 49.75