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The Bryston 2.5B Cubed Stereo Amplifier is a high-performance amplifier engineered for audiophiles seeking both powerful output and exceptional audio clarity. The 2.5B Cubed delivers 250 watts per channel into 8 ohms, making it ideal for driving both smaller and larger speakers with precision. Its innovative Cubed series design offers superior performance with extremely low distortion for an accurate and dynamic listening experience. Constructed with high-end components and housed in a sleek, 17-inch rack-mountable silver chassis, the Bryston 2.5B is perfect for high-end audio systems requiring unwavering reliability and pristine sound reproduction.

Key Features

  • Powerful Output: Delivers 250 watts per channel into 8 ohms, ensuring remarkable sound quality for all speaker types.
  • Ultra-Low Distortion: Advanced technology minimizes distortion for a crisp, clear, and natural sound.
  • Precision Engineering: Cubed series design offers unmatched detail and clarity, making it ideal for audiophiles.
  • Compact & Elegant: Sleek 17" rack-mountable unit in silver to fit seamlessly into your audio setup.
  • Robust Build: High-quality materials and superior construction ensure longevity and reliable performance.
  • Easy Integration: Perfect for powering both high- and low-sensitivity speakers in your home audio system.

Why Buy

Experience audiophile-grade sound with the Bryston 2.5B Cubed:

  • Unrivaled Audio Quality: A low-distortion amplifier designed for clear, powerful, and natural sound.
  • Dependable Performance: Provides steady, reliable performance for all types of speaker configurations.
  • Compact and Aesthetic: The 17" silver finish makes it a perfect fit in your audio system while complementing its high-quality design.

Product Specifications

Bryston 2.5B Cubed Stereo Amplifier - Specifications
Product Type Stereo Power Amplifier
Brand Bryston
Model 2.5B Cubed
Amplification & Output
Amplifier Class Class AB
Channels 2-Channel
Output Power 135W per channel (8 ohms)
Total Harmonic Distortion (THD) 0.005%
Signal-to-Noise Ratio (SNR) 115 dB
Frequency Response 20 Hz - 20 kHz
DAC & Audio Features
DAC Chip N/A
Supported Audio Formats Analog Stereo
Audio Inputs XLR, RCA
Audio Outputs Speaker Binding Posts
Connectivity & Networking
Wi-Fi N/A
Bluetooth N/A
Ethernet (LAN) N/A
AirPlay 2 N/A
Streaming Services N/A
Design & Build
Form Factor Compact Stereo Power Amplifier
Dimensions (W x H x D) 17.0 x 3.5 x 14.5 inches
Weight 22 lbs
Front Panel Display No
Finish Black
Power Supply & Consumption
Power Consumption 500W
Power Supply 120V AC
Standby Power 0.5W
Additional Features
Remote Control No
Customizable Settings Yes (Gain Control)
Speaker Impedance Range 4 - 8 Ohms

Bryston 2.5B Cubed Stereo Amplifier FAQs

What is the power output of the Bryston 2.5B³ Cubed Stereo Amplifier?

The Bryston 2.5B³ delivers 135 watts per channel into 8Ω and 180 watts per channel into 4Ω. It also offers a bridged mono mode providing 360 watts into 8Ω.

What are the dimensions and weight of the amplifier?

The amplifier measures 17 inches in width, 8.1 inches in height, and 16.8 inches in depth (18.4 inches with front handles). It weighs 91 lbs (41 kg).

What is the warranty period for the amplifier?

The Bryston 2.5B³ features both balanced XLR and unbalanced RCA inputs, offering flexibility for various audio sources.

What type of inputs does the amplifier support?

The Bryston 2.5B³ features both balanced XLR and unbalanced RCA inputs, offering flexibility for various audio sources.