Bluesound POWERNODE 331 – Multi-Room Music Streaming Amplifier (2025)

The POWERNODE is a high-performance streaming amplifier that brings powerful, detailed sound to your home audio setup. With 100W per channel, HDMI eARC, and BluOS™ multi-room support, it merges true HiFi playback with modern convenience. Whether for music, movies, or both, it’s built to simplify your system without compromising on sound.

Feature Highlights

• 100W x2 stereo / 80W x3 LCR (8 ohms) output
• HDMI eARC for simple TV integration
• 6.3mm headphone output with THX AAA™ technology
• BluOS™ multi-room music streaming platform
• Wireless Dolby Digital® surround sound with BluOS Bonded Speaker Link
• Sleek touch panel with 5 quick-access presets
• AirPlay 2 and aptX™ Adaptive Bluetooth support
• Dual-band Wi-Fi and Gigabit Ethernet
• USB-C and analog/digital input options
• Dirac Live Room Correction (via future update)
• Supports DSD256, MQA, and high-res audio formats

• Multi-Room Music Streaming Amplifier

  The Bluesound POWERNODE is the hifi amp reinvented for the streaming age, combining audiophile-grade componentry and multi-room music capabilities to create an intuitive “just add speakers” hi-res sound system for modern music lovers.

  Powerful, Dynamic Sound

  At the heart of the POWERNODE is Bluesound’s refined DirectDigital™ platform, delivering 100W per channel of clean, low-distortion amplification. Whether driving stereo speakers or expanding to a surround setup, the sound is rich, dynamic, and precise. It’s the ideal foundation for audiophile-grade music or cinematic playback.

  Simplify Your TV Setup

  Designed to slot into your living room with ease, the POWERNODE features HDMI eARC, center channel support, and wireless surround pairing. It connects directly to your TV with a single cable and eliminates the need for bulky AV receivers. Less clutter, more performance.

  Seamless Multi-Room Audio

  With BluOS™, the POWERNODE gives you intuitive control over 20+ streaming services, Internet radio, and your own digital library. Stream hi-res audio throughout your home or cue up music directly from your phone or tablet. The BluOS Controller app makes multi-room management seamless.

  Elegant, Simple Controls

  With a sleek matte finish and a minimalist footprint, the POWERNODE fits effortlessly into any space. A touch-sensitive glass panel with proximity sensing gives you quick control and access to five playback presets. Subtle design meets smart interaction.

  Designed for Headphones

  The POWERNODE features a dedicated 6.3mm headphone output powered by THX AAA™ technology. Enjoy personal listening with ultra-low distortion and high-fidelity detail. It’s ideal for late-night sessions or critical listening moments.

  Supported Audio File Formats: MP3, AAC, WMA, WMA-L, OGG, ALAC, OPUS

  Audio Controls & EQ: BluOS Control App Amplification DirectDigital™

  Supported Hi-Res Audio File Formats: FLAC, MQA, WAV, AIFF, MPEG-4 SLS

  Bit Depth: 16-24

  Rated Power Output: 100W x 2 | 80W x 3 (8 Ohms)

  Supported Multi-Channel Audio Formats: Dolby® Digital

  Signal-to-Noise Ratio: 102dBA

  IHF Dynamic Power 265W (4 Ohms) | 140W (8 Ohms)

  Native Sampling Rates: up to 192 kHz

  DSD Support: DSD256

  Distortion: THD+N, 0.005%

  Operating System: BluOS

  Music Services & Internet Radio: 23+

  3rd-Party Integrations: AirPlay 2, Spotify Connect, Tidal Connect, Roon Ready, Dirac Live Ready (available via future software update)

  App Controller Operating System: iOS, Android, Windows, macOS

  Album Art Supported: JPG, PNG

  Control System Integrations: Creston, Control4, RTI, Nice, URC, Lutron

  Supported Network File Sharing: Server Messsage Block (SMB) up to 200,000 files

  Processor: ARM® Cortex™ -A53, Quad-Core, 1.8GHz per core

  Voice Control Integrations: Amazon Alexa Skills

  Status Indicator: LED x 2

  Volume Control Buttons: Touch Slider LED

  Preset Buttons: Touch LED x 5

  Play/Pause Button: Touch LED

  Previous/Next Track Buttons: Touch LED

  Proximity Sensor: Yes

  Ethernet/LAN: Ethernet RJ45, Gigabit 1000Mbps

  Bluetooth Connectivity: Two-Way (transmit & receive)

  Bluetooth Quality: Bluetooth 5.2 aptX HD

  IR Optical Built In: IR Sensor Built in – front panel with IR learning

  Headphone Output: 6.35mm Stereo; Bluetooth

  USB IN: Type A (Fat32, NTFS Formatted) – External Storage Only;Local Server Mode

  Optical/Analog Input:

  Toslink Optical, RCA Analog, 3.5mm Optical/Analog Combo

  Subwoofer Output: RCA x 1; Wireless to PULSE SUB+

  IR Input: 3.5mm Jack

  HDMI Input: HDMI eARC

  Wi-Fi Built In: WiFi 5 (802.11ac), dual-band

  USB Audio: USB Type C (PC input)

  Speaker Terminals: 5-Way Binding Post