Logitech Z623 2.1 Speaker System

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More sound, more dimension. THX®-certified sound features 400 Watts Peak/200 Watts RMS power, adding richness to music, movies, and gaming—all from your desktop. Connect up to three compatible devices via the 0.14 in (3.5 mm) and RCA inputs. All the controls are right on the satellite speaker, so beautiful, immersive sound is well within reach.


This 2.1 system delivers crisp sound and thundering bass for music, movies, and gaming. Hear the high notes clearly through the compact satellites and the deep beats via the side-ported subwoofer. It’s powerful sound you can feel.

Battlestation setup with THX speakers
Direct volume and bass control on the speaker


Power, volume, bass, and headphone jack—it’s all right there on the satellite speaker, so your perfect sound is right within reach. The dedicated bass knob lets you crank it up (or down) however you like it best.

Work setup with 2.1 speaker system


Z623 is a trusted and proven part of the Logitech speaker catalogue, with an expertly tuned sound profile and product structure that have withstood the test of time. One of Logitech’s  top-selling desktop speakersBased on the independent sales data from the United States of America. (Sep’19-Sep’20), it proves that quality speaks for itself.

Z623 Speaker System with Subwoofer

Captivating THX Sound for your music, movies, and games

Z623 Speaker System with Subwoofer

Captivating THX Sound for your music, movies, and games
Free shipping on orders over $29.00


  • Dimensions


    • Height: 11.18 in (284 mm)
    • Width: 12.01 in (305 mm)
    • Depth: 10.47 in (266 mm)
    • Weight: 15.4 lbs (7000 g)

    Satellite (for the pair)

    • Height: 7.72 in (196 mm)
    • Width: 4.61 in (117 mm)
    • Depth: 4.96 in (126 mm)
    • Weight: 3.86 lbs (1750 g)
  • System Requirements

    Works with any device with either a headphone jack 0.14 in (3.5mm) or RCA inputs including

    • Television
    • Computer
    • Smartphone
    • Tablet
    • Music player
    • DVD player
    • Blu-ray™ player
    • PlayStation®
    • Xbox®
    • Wii™
  • Technical Specifications

    Total watts (Peak): 400 W
    Total watts (RMS): 200 W
    Subwoofer: 130 W
    Satellites: 2 x 35 W
    0.14 in (3.5 mm) auxiliary input: 2
    RCA input: 1
    Headphone jack: 1
    Controls : Power, volume and bass controls on right speaker.
  • Package Contents

    • Two satellite speakers
    • Subwoofer
    • 3.5 mm audio cable
    • User documentation
  • Warranty Information

    2-Year Limited Hardware Warranty
  • Part Number

    • 980-000402


Getting Started

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