THX Certified
These speakers have met strict performance standards to achieve THX? certification.*

 Learn how Logitech and THX bring the theater to your home.

* THX and the THX logo are trademarks of THX Ltd. which are registered in some jurisdictions .

400-watt peak power
You?ll hear and feel immersive theater quality audio that brings music, movies, and games to life.*

*200W RMS power

Multiple inputs
Z623 speakers have convenient RCA and 3.5 mm inputs for music, movie, and gaming devices.

Integrated controls
Dial the volume and bass up or down to customize your listening experience.

Built-in headphone jack
When you want to listen privately, just plug in your headphones.

Powerful 2.1 system
Easy, two-satellite setup and a powerful subwoofer give you big sound?even in large spaces

Technical Specifications

System Requirements

Computers
TVs
Music players
DVD players
Gaming consoles
Other audio sources with 3.5 mm or RCA audio output

Warranty Information

2-Year Limited Hardware Warranty

Package Contents

Two satellite speakers
Subwoofer
3.5 mm audio input cable
Speaker connector cables
User documentation

Part Number

PN 980-000405

Dimensions

Subwoofer: Height: 11.2 in (284 mm); Width: 12.0 in (305 mm); Depth: 10.5 in (266 mm); Weight: 15.4 lbs (7000 g)
Right Satellite (w/ controls: Height: 7.7 in (196 mm); Width: 4.6 in (117 mm); Depth: 5.0 in (126 mm); Weight: 2.2 lbs (1000 g)
Left Satellite: Height: 7.7 in (196 mm); Width: 4.6 in (117 mm); Depth: 5.0 in (126 mm); Weight: 2.1 lbs (950 g)

Technical Specifications

Total watts (RMS) 200W: Subwoofer 130W Satellites 2 x 35W; THX? Certiﬁed; 2 3.5 mm inputs; RCA input; Headphone jack; Controls: Power, volume and bass controls on right speaker; System Frequency response: 35 Hz-20 KHz; On and off-axis frequency response shape: Per THX multimedia system specification