Bluesound POWERNODE N331 3.1-Channel Network Integrated Amplifier (Black)

The Bluesound POWERNODE N331 combines audiophile-grade amplification, Dolby Digital decoding, and advanced BluOS streaming in a compact form that powers traditional speakers with smart versatility. Designed for seamless living-room or whole-home use, it outputs up to 80 W per channel in 3-channel mode or 100 W per channel in stereo, supporting left, right, and center channels or 2-channel playback with robust dynamics and clarity. It’s a modern hi-res hub that replaces bulky receivers and streamers with one elegant unit.

Features

• 3.1-channel integrated amplifier with 80 W ×3 or 100 W ×2 of continuous power
• HDMI eARC for direct TV connection and multi-channel Dolby Digital decoding
• Full BluOS streaming platform — access 20+ music services, internet radio, and local libraries in up to 24-bit / 192 kHz
• Wireless connectivity: Wi-Fi 5, Bluetooth 5.2 (aptX Adaptive), AirPlay 2, Spotify Connect, Roon Ready
• 2-way Bluetooth with transmit and receive capability
• Smart-home integration with Control4, Crestron, RTI, and URC
• THX AAA headphone amplifier and dedicated ¼-inch headphone output
• Subwoofer pre-out and wireless Bluesound subwoofer pairing
• Glass touch-panel with proximity sensor and five programmable presets
• Includes IR remote with learning function
• Compact, wall-mountable aluminum chassis — ideal for desktop, shelf, or AV rack placement

Specifications

Amplifier

• Type: Integrated amplifier (preamp + power amp)
• Channels: 3.1
• Amplifier class: Class-D
• Power output per channel (3-channel): 80 W RMS @ 8 Ω
• Power output per channel (2-channel): 100 W RMS @ 8 Ω
• Dynamic power: 140 W @ 8 Ω / 265 W @ 4 Ω
• Total harmonic distortion + noise (THD+N): 0.005 %
• Supported impedance: 4 – 8 Ω
• Dolby compatibility: Dolby Digital

Audio & File Support

• Supported formats: AAC, AIFF, ALAC, DSD, MP3, MPEG-4 SLS, WAV
• Sample rate / bit depth: up to 192 kHz / 24-bit

Connectivity

• HDMI: 1 × HDMI eARC (HDCP supported, CEC enabled)
• Optical input: 1 × TOSLINK
• Analog inputs: 1 × 3.5 mm optical/analog combo, 1 × stereo RCA
• USB: 1 × USB-C DAC input, 1 × USB-A (for storage / service)
• Ethernet: 1 × RJ-45 (10/100 Mbps)
• Speaker outputs: 3 × 5-way binding post pairs (front L/R + center)
• Subwoofer pre-out: 1 × RCA
• Headphone: ¼ in (6.35 mm) THX AAA output (front)
• Wireless: Wi-Fi 5 (802.11ac), Bluetooth 5.2 dual-mode with aptX Adaptive

Wireless Audio & Smart Control

• Streaming protocols: AirPlay 2, Roon Ready, Spotify Connect, Wi-Fi Direct
• Control integration: Control4, Crestron, RTI, URC
• Voice / assistant compatibility: Works with Alexa, Apple AirPlay control
• App control: BluOS Controller (Android & iOS)

Physical

• Dimensions (W × H × D): 220 × 70 × 190 mm (8.7 × 2.8 × 7.5 in)
• Weight: 1.9 kg (4.2 lb)
• Construction: Aluminum chassis with glass touch panel and LED indicator array

Power

• Input voltage: 100 – 240 V AC, 50 / 60 Hz
• Power consumption (typical): Not specified by manufacturer

Included

• IR remote control (with learning function)
• Power cord
• User documentation