Sonos Premium Immersive Set with Arc Ultra (Arc Ultra + Sub 4 + 2x Era 100)

The Sonos Premium Immersive Set with Arc Ultra (Black) delivers a complete, cinema-grade home theater upgrade with Arc Ultra + Sub 4 + (2) Era 100. Arc Ultra creates a wide, precisely placed soundstage with Dolby Atmos and advanced dialogue clarity, while Sub 4 adds deep, room-filling low end you can feel. Use the pair of Era 100 speakers as surrounds to complete an enveloping, theater-style setup—then stream music over WiFi 6 or Bluetooth 5.3 when the TV is off. Everything is controlled in one place with the Sonos app, with support for Sonos Voice Control, Amazon Alexa, and Apple AirPlay 2 (where supported).

Sonos Arc Ultra
Sonos Era 100

What It's Good At:

• Delivering theater-quality Dolby Atmos immersion with expansive spatial placement
• Producing powerful, low-distortion bass down to 25 Hz (Sub 4) for movies, sports, and games
• Enhancing dialogue with AI-powered Speech Enhancement and a dedicated soundbar tuning ecosystem
• Creating a true surround setup with a matched pair of Era 100 speakers as rear channels
• Streaming music easily over WiFi 6 / Bluetooth 5.3, plus AirPlay 2 for Apple devices
• Keeping control simple with the Sonos app, touch controls, and voice options

Sonos Premium Immersive Set with Arc Ultra Full Specifications:

• What’s Included (Bundle):
  • 1x Sonos Arc Ultra (Black) – Premium Smart Soundbar
  • 1x Sonos Sub 4 (Black) – Premium Wireless Subwoofer
  • 2x Sonos Era 100 (Black) – Smart Speakers
• Sonos Arc Ultra — Audio:
  • Amplifiers: Fifteen Class-D digital amplifiers perfectly tuned to the unique acoustic architecture
  • Tweeters: Seven precisely angled silk-dome tweeters; two upward-firing for dedicated height channels
  • Midwoofers: Six midwoofers ensure faithful playback of mid-range frequencies
  • Woofers: Sound Motion four-motor, dual-membrane woofer in a flat, compact design
  • Microphones: Far-field array with beamforming + multichannel echo cancellation for voice control and Trueplay; mic disconnect via switch
  • Adjustable EQ: Adjust bass, treble, and loudness in the Sonos app
  • Trueplay: Measures room acoustics and fine-tunes EQ; compatible with iOS and Android devices
  • Speech Enhancement: AI detects the human voice; four customizable levels in the Sonos app
  • Night Sound: Reduces loud intensity and raises quiet sounds (Sonos app setting)
  • Home Theater Audio Formats: Stereo PCM, Dolby Digital, Dolby Digital Plus, Dolby Atmos (Dolby Digital Plus), Dolby Atmos*, Dolby TrueHD*, Dolby Atmos (True HD)*, Multichannel PCM*, Dolby Multichannel PCM*, DTS Digital Surround**
  • TV Audio Swap: Swap TV audio between soundbar and one or two Sonos Ace headphones
  • Dimensions: Height 2.95 in (75 mm) x Width 46.38 in (1,178 mm) x Depth 4.35 in (110.6 mm)
  • Weight: 13.01 lbs (5.9 kg)
  • Colors: Black, White
  • Finish: Matte
  • Mounting: M5 x 0.8mm thread pitch L6.5mm
  • WiFi: WiFi 6 compatible; connects to 802.11a/b/g/n/ac/ax 2.4 GHz/5 GHz broadcast-capable router
  • HDMI eARC: Connect to TV HDMI eARC/ARC with included HDMI cable
  • Optical: Optical audio adapter sold separately
  • Bluetooth: Bluetooth 5.3 supports audio streaming from any Bluetooth-enabled device
  • Voltage: 100–240V 50/60Hz internal power supply
  • CPU: Quad Core (4xA55 1.9GHz)
  • Memory: 2GB SDRAM, 8GB NV
• Sonos Arc Ultra — Box Contents:
  • Sonos Arc Ultra
  • Power Cable I: 6 ft (2 m)
  • HDMI Cable: 4.9 ft (1.5 m)
  • Documentation: Quickstart Guide and legal/warranty information
• Sonos Sub 4 — Audio:
  • Amplifiers: Dual Class-D digital amplifiers tuned to the subwoofer’s acoustic architecture
  • Woofers: Dual 5" x 8" elliptical woofers facing inward for force-canceling effect (virtually eliminates distortion)
  • Architecture: Ported cabinet enhances bass response
  • Frequency Response: As low as 25 Hz
  • EQ: Automatically equalizes to balance Sub 4 and paired Sonos speaker(s); adjust bass, treble, loudness in Sonos app
  • Trueplay: Measures room acoustics then fine-tunes your Sonos system 
  • Dimensions: Height 15.31 in (389 mm) x Width 15.83 in (402 mm) x Depth 6.22 in (158 mm)
  • Weight: 25.99 lbs (11.79 kg)
  • Colors: Black, White
  • Finish: Matte
  • Join Button: Press once to add Sub 4 to your system during setup
• Sonos Sub 4 — Box Contents:
  • Sonos Sub 4
  • Power Cable I: 6 ft (2 m)
  • Documentation: Quickstart Guide and legal/warranty information
• Sonos Era 100 (Each) — Audio:
  • Amplifiers: Three Class-D digital amplifiers precision-tuned for the speaker’s architecture
  • Tweeters: Two angled tweeters for crisp, accurate highs and stereo separation
  • Woofers: One midwoofer for mid-range vocals and deep bass
  • Microphones: Far-field array with beamforming + multichannel echo cancellation for voice control and Trueplay; mic disconnect via switch
  • Adjustable EQ: Adjust bass, treble, and loudness in the Sonos app
  • Trueplay: Measures room acoustics and fine-tunes EQ; compatible with iOS and Android devices
  • Dimensions: Height 7.19 in (182.5 mm) x Width 4.72 in (120 mm) x Depth 5.14 in (130.5 mm)
  • Weight: 4.45 lbs (2.02 kg)
  • Colors: Black, White
  • Finish: Matte
• Sonos Era 100 (Each) — Power + Connectivity:
  • WiFi: WiFi 6 compatible; connect to any 802.11a/b/g/n/ac/ax 2.4 GHz/5 GHz broadcast-capable router
  • Bluetooth: Bluetooth 5.3 supports audio streaming from any Bluetooth-enabled device
  • Voltage: 100–240V 50/60Hz internal power supply
  • USB-C: Line-in via Sonos Line-In Adapter (3.5 mm aux) and Ethernet via Sonos Combo Adapter (accessories sold separately)
  • CPU: Quad Core (4xA55 1.9GHz)
  • Memory: 2GB DDR4, 8GB eMMC
  • Voice: Works with Sonos Voice Control and Amazon Alexa (availability varies by language/country)
  • Apple AirPlay 2: Works with AirPlay 2 on Apple devices iOS 11.4+
• Sonos Era 100 (Each) — Box Contents:
  • Sonos Era 100
  • Power Cable: 6 ft (2 m)
  • Documentation: Quickstart Guide and legal/warranty information
• Sonos Era 100 (Each) — Requirements:
  • WiFi: Internet connection
  • Power Source: Nearby electrical outlet
  • Sonos app: Latest generation of the Sonos app running on a compatible device

Sonos Premium Immersive Set with Arc Ultra Q&A:

What comes in the Sonos Premium Immersive Set with Arc Ultra?

The bundle includes 1 Arc Ultra soundbar, 1 Sub 4 subwoofer, and 2 Era 100 speakers in Black for a complete surround-capable system.

Does this system support Dolby Atmos for movies and TV?

Yes. Arc Ultra supports Dolby Atmos, including formats that may require HDMI eARC for full compatibility.

Can the Era 100 speakers be used as rear surround speakers?

Yes. The included pair of Era 100 speakers can be set up as surrounds to create a more enveloping home theater experience.

How deep does the bass go with Sub 4?

Sub 4 is rated to reach as low as 25 Hz, delivering powerful low-end impact for action scenes, music, and games.

Do I need an HDMI eARC port on my TV?

Arc Ultra connects via HDMI eARC/ARC. HDMI eARC is recommended for the broadest support of higher-bandwidth formats.

Can I stream music without the TV on?

Yes. You can stream over WiFi or Bluetooth 5.3, and Arc Ultra also supports Apple AirPlay 2 over WiFi for compatible Apple devices.

Does this system work with voice assistants?

Yes. Arc Ultra and Era 100 work with Sonos Voice Control and Amazon Alexa (availability varies), and both include a mic switch for hardware-level mic disconnection.

Can I plug a wired audio source into Era 100?

Yes. Era 100 has USB-C that supports line-in using the Sonos Line-In Adapter (and a 3.5 mm cable), sold separately.