Sonos Sub 4 – Premium Wireless Subwoofer

The Sonos Sub 4 unleashes deep, powerful bass that transforms your movies, music, and games. Dual force-cancelling woofers deliver distortion-free low frequencies, while the updated matte finish and refined form make it both a visual and sonic centerpiece. Set it up in minutes through Wi-Fi and enjoy immersive sound anywhere in your room—available at Soundium.

Key Features

• Dual 5" × 8" elliptical woofers: Inward-facing drivers produce rich, vibration-free bass through a force-cancelling design
• Ported cabinet architecture: Increases airflow and extends low-frequency depth down to 25 Hz
• Dual Class-D amplifiers: Precisely tuned for maximum efficiency and clean, controlled power
• Trueplay tuning: Automatically calibrates your Sonos system to your room acoustics
• Flexible placement: Stand upright, lay flat, or tuck under furniture—Sub 4 connects wirelessly for optimal convenience
• Wi-Fi connectivity: Works with any 2.4 GHz or 5 GHz network, or via Ethernet for stable wired setups

Customer Benefits

The Sub 4 adds visceral depth and dimension to any Sonos system, letting you hear and feel every note and explosion. Its advanced architecture eliminates buzz and distortion, ensuring smooth, room-filling low end. With wireless setup and flexible positioning, it enhances your home theater or music system without clutter or compromise.

Quick Specs

• Frequency response: As low as 25 Hz
• Amplifiers: Dual Class-D digital amps
• Woofers: Dual 5" × 8" inward-facing elliptical drivers
• Connectivity: Wi-Fi (802.11 a/b/g/n/ac/ax 2.4/5 GHz), Ethernet 10/100
• Voltage: 100–240 V AC 50/60 Hz internal supply
• Dimensions (H × W × D): 38.9 cm × 40.2 cm × 15.8 cm
• Weight: 11.79 kg
• Colors: Matte Black, Matte White
• Operating temperature: 0 °C – 40 °C

What’s in the Box

• Sonos Sub 4 wireless subwoofer
• 2 m power cable
• Quickstart Guide

Use Cases / Ideal For

Perfect for premium home theaters and music setups. Pair with Arc Ultra, Arc, Beam, or Era 300 for thunderous yet refined low frequencies. Ideal for medium to large rooms seeking impactful bass performance.

Compatibility

Works with all current Sonos soundbars and speakers via Wi-Fi or Ethernet. Add one Sub 4 for deep, rich bass or pair two for even greater depth with Sonos Arc Ultra or Arc setups.

Pros & Cons

✅ Pros:

• Powerful, distortion-free bass response
• Flexible orientation and wireless connectivity
• Trueplay tuning optimizes sound for your space
• Elegant design with durable matte finish

⚠️ Cons:

• Performance optimized only within the Sonos ecosystem
• Large size may require thoughtful placement in small rooms

The Sonos Sub 4 redefines wireless bass with precision engineering, stunning design, and effortless integration into your Sonos system—available at Soundium.