CrinEar steps into the source gear market with the Protocol Max, applying our philosophy of acoustic precision to digital-to-analog conversion and amplification.
The Protocol Max is a next-generation USB-C DAC-amplifier in a sleek, thumbdrive-sized form, delivering exceptional audio clarity, extreme power output, and customizable PEQ in one compact device.
The CrinEar Protocol Max brings desktop-class performance to your pocket. With up to 600 mW of output power, this compact DAC-amp drives everything from sensitive IEMs to demanding headphones with ease.
Equipped with dual Cirrus Logic CS43198 DACs and dual SG Micro SGM8262-2 op-amps, the Protocol Max delivers crystal-clear resolution, expansive dynamics, and distortion-free amplificationโengineered for absolute fidelity.
Your sound, your way. With the browser-based Hangout.Audio Graph Tool, you can upload and store PEQ profiles directly on the device. No extra apps, no hidden steps; just seamless customization that stays with you.
Switch between Eco mode for power efficiency and Boost mode for maximum power output. Whether youโre listening on the go or at your desk, the Protocol Max adapts to your gear and your needs.
With 4.4mm balanced and 3.5mm single-ended connections, the Protocol Max pairs effortlessly with a wide range of headphones and earphones. A low output impedance (<0.3ฮฉ SE) ensures precise control and compatibility across the board.
Housed in sleek aluminium with a quad-wire weaved cable, the Protocol Max is built for durability without sacrificing portability. Compact, solid, and ready to perform anywhere.
| DAC Chip | Dual Cirrus Logic CS43198 |
| Amp Chip | Dual SG Micro SGM8262-2 |
| Maximum Power Output (BAL) | 600mW (16ฮฉ) |
| Maximum Power Output (SE) | 500mW (8ฮฉ) |
| SNR @1kHz 0dBFS | 132dB (BAL), 127dB (SE) |
| THD+N @1kHz 0dBFS | -118dB (BAL), -116dB (SE) |
| Crosstalk @1kHz -6dBFS | -116dB (BAL), -65dB (SE) |
| Output Impedance | <0.6ฮฉ (BAL), <0.3ฮฉ (SE) |