Hi Res USB DAC Amp with Dual Cirrus Logic Chips

The Protocol Max is a portable USB-powered DAC and headphone amplifier built for audiophiles and music enthusiasts. Compact yet powerful, it delivers clean, high-resolution audio from dual Cirrus Logic DACs, ensuring every note is precise, dynamic, and immersive—whether at home or on the go.

Key Features

• Dual Cirrus Logic CS43198 DAC chips for high-fidelity audio reproduction

• Dual SG Micro SGM8262-2 operational amplifiers for stable, distortion-free amplification

• Up to 600mW balanced output power to drive both sensitive in-ear monitors and high-impedance headphones

• Persistent browser-based parametric EQ for fully customisable sound

• Dual power modes: Eco for extended use, Boost for maximum output

• Sleek CNC-milled aluminum housing for durability and portability

• Balanced 4.4mm and 3.5mm headphone outputs

Specifications

• DAC Chips: Dual Cirrus Logic CS43198

• Amplifier Chips: Dual SG Micro SGM8262-2

• Output Power: Up to 600mW @ 32Ω (Balanced)

• Output Options: 4.4mm Balanced / 3.5mm Single-Ended

• Output Impedance: <1Ω

• EQ Control: Browser-based via Hangout.Audio Graph Tool

• Power Modes: Eco / Boost

• Power Source: USB-Powered

• Compatibility: Windows, macOS, Android (OTG supported)

• Dimensions: Compact, portable form factor

Package Contents

• Hi-Res USB DAC Amplifier

• USB Type-C Cable

• User Manual

What Makes This a Smart Buy:
The Protocol Max combines power, precision, and portability in one sleek device. With dual DACs, customizable EQ, and up to 600mW output, it’s perfect for anyone seeking high-resolution audio anywhere, whether for personal enjoyment or professional use.