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Dual Sonos-engineered drivers generate deep, dynamic low end. The ported enclosure enhances the bass response and low-frequency output so you feel every beat, roar, and rumble in your chest.
Bring music to life
Discern every subtle detail and enjoy a more spacious soundstage when you pair Sub 4 with Sonos Five, Era 300, or Era 100.
No buzz or rattle
The acoustic architecture creates a force-cancelling effect that virtually eliminates distortion.
Better sound all around
Sub 4 takes over the lowest frequencies so your paired soundbar or speakers can deliver high and mid frequencies with even greater clarity and precision.
Perfectly tuned for the room
Trueplay™ optimizes the sound for the unique acoustics of your space so the bass never sounds harsh, muddy, or flat — even if you place Sub 4 next to the wall or lay it flat and put it under your sofa.
Iconic design
Made to be seen, heard, and felt. Sub 4 features an elegant sculptural shape and updated matte finish that perfectly matches your paired Sonos soundbar or speaker.
Plug and play
Simply plug in the power cable and open the Sonos app to quickly add Sub 4 to your system.
Place it where you want
Sub 4 connects to your system over WiFi, so you can place it where it fits and looks best in the room.
Compatible products
Arc Ultra
Arc
Beam (Gen 2)
Beam (Gen 1)
Ray
Five
Era 300
Era 100
Double the drama
Pair two subwoofers with Arc Ultra for bass so deep and sound so immersive, you'll forget you're at home and not in an actual theatre.
Tech Specs
Amplifiers
Dual Class-D digital amplifiers perfectly tuned to the subwoofer's unique acoustic architecture.
Frequency Response
As low as 25 Hz
Woofers
Dual 5" x 8" elliptical woofers face inward for a force-cancelling effect that virtually eliminates distortion.
EQ
Audio settings automatically equalize to balance Sub 4 and the paired Sonos speaker(s). Use the Sonos app to adjust bass, treble, and loudness.
Architecture
Ported cabinet enhances bass response.
Trueplay
This software measures the acoustics of the room then fine-tunes your Sonos system.
Dimensions
Height: 15.31 in (389 mm)
Width: 15.83 in (402 mm)
Depth: 6.22 in (158 mm)
Weight
25.99 lbs (11.79 kg)
Colours
Black, White
Finish
Matte
Join Button
Press once to add Sub 4 to your system during setup.
WiFi
Connects to any 802.11a/b/g/n/ac/ax 2.4/5 GHz broadcast-capable router.
CPU
Quad Core
4xA55 1.9GHz
Ethernet
10/100 port for hardwiring to your router
Memory
512 MB DDR4
4GB eMMC
Voltage
100-240V 50/60Hz internal power supply
Operating Temperature
32°F to 104°F(0°C to 40°C)
Sonos Sub 4
Power Cable I
Length: 6 ft (2 m)
Documentation
Quickstart Guide and legal/warranty information
WiFi
Internet connection
Power Source
Nearby electrical outlet
Sonos app
The latest generation of the Sonos app running on a compatible device
Sonos product
A compatible amplified non-portable product, such as Arc Ultra or Era 300