Cambridge Audio CXA81 Mk II Integrated Stereo Amplifier

The Cambridge Audio CXA81 Mk II is a high-performance integrated amplifier engineered to reveal every nuance, detail, and emotion within your music collection. Delivering 80 watts per channel into 8 ohms through a carefully tuned Class AB amplifier design, the CXA81 Mk II combines authority, refinement, and musicality in a beautifully crafted component.

Building on the success of its award-winning predecessor, the CXA81 Mk II features an upgraded ESS ES9018K2M SABRE32 DAC, balanced XLR inputs, Bluetooth aptX HD connectivity, Roon Tested compatibility, and a premium toroidal transformer power supply. Whether connected to digital sources, streamers, turntables with an external phono stage, or high-end audio components, the CXA81 Mk II delivers exceptional clarity, dynamics, and control.

Features

• 80 watts per channel into 8 ohms
• 120 watts per channel into 4 ohms
• Class AB amplifier design
• Custom toroidal transformer power supply
• ESS ES9018K2M SABRE32 DAC
• Bluetooth aptX HD wireless audio streaming
• Balanced XLR input
• Four RCA analog inputs
• USB audio input
• Coaxial digital input
• Dual optical digital inputs
• Roon Tested certification
• Dual speaker outputs
• Dedicated subwoofer output
• Premium aluminum and steel chassis construction
• Short signal path architecture
• Remote control included

Refined Class AB Amplification

The CXA81 Mk II employs a carefully engineered Class AB amplifier topology that combines the warmth and musicality associated with Class A designs and the efficiency of Class B operation. The result is a powerful, dynamic presentation with exceptional detail retrieval and natural tonal balance.

Premium Digital Performance

At its core is the ESS ES9018K2M SABRE32 DAC, capable of handling high-resolution audio up to 24-bit/384kHz PCM and DSD256. The upgraded digital stage extracts remarkable clarity, depth, and precision from modern digital music sources.

Flexible Connectivity

From balanced XLR sources and CD players to network streamers, computers, and Bluetooth devices, the CXA81 Mk II integrates effortlessly into a wide range of high-performance audio systems.

Specifications

Amplifier

• Amplifier Type: Class AB Integrated Amplifier
• Power Output: 80W RMS Per Channel Into 8 Ohms
• Power Output: 120W RMS Per Channel Into 4 Ohms
• Toroidal Transformer Power Supply

DAC

• DAC: ESS ES9018K2M SABRE32
• USB Audio Support: Up To 24-Bit / 384kHz PCM
• DSD Support: Up To DSD256

Analog Inputs

• 1 x Balanced XLR Input
• 4 x Stereo RCA Inputs

Digital Inputs

• 1 x USB Audio Input
• 1 x Coaxial Digital Input
• 2 x Optical Digital Inputs

Outputs

• Dual Speaker Outputs
• Subwoofer Output
• Preamp Output

Bluetooth

• Bluetooth Version 4.2
• Profiles: A2DP, AVRCP
• Codec Support: aptX HD

Audio Performance

• Frequency Response: Less Than 5Hz – 60kHz (±1dB)

Compatibility

• CD Players
• Network Music Streamers
• External DACs
• Computers and Laptops
• Bluetooth Audio Devices
• Powered Subwoofers
• Bookshelf Speakers
• Floorstanding Speakers
• Passive Speakers
• Roon Systems

Power

• Maximum Power Consumption: 750W
• Standby Power Consumption: Less Than 0.5W

Physical Specifications

• Dimensions (H x W x D): 115 x 430 x 341 mm
• Weight: 8.7 kg
• Finish: Lunar Grey

What's in the Box

• Cambridge Audio CXA81 Mk II Integrated Amplifier
• Power Cable
• Remote Control
• 3 x AAA Batteries
• Bluetooth Antenna
• Control Bus Cable
• Quick Start Guide
• Safety Guide