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Item #:
187653838
Protocol Max | Portable DAC-Amplifier with 10-Band PEQ, Dual Cirrus Logic CS43198 + Dual SG Micro SGM8262-2 | 600mW High Power Amplification
90% of respondents would recommend this to a friend
Item #:
187653838
VUV 14923
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Saturday, October 03
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What Stands Out
High Power Output
With 600mW amplification, Protocol Max delivers powerful sound output, enhancing listening experiences for audiophiles and casual listeners alike.
Custom EQ Settings
The 10-band parametric equalizer allows tailored sound adjustments, optimizing audio performance for diverse genres and individual preferences.
Dual DAC Technology
Utilizing dual Cirrus Logic CS43198 DACs, this device ensures high-fidelity sound with exceptional clarity and detail, outperforming many competitors in its class.
Product Details
| Brand Name | CrinEar |
| Model Number | DK55 |
| Model Name | Protocol Max |
| Built-In Media | DAC-Amplifier, USB C-to-A Adapter, USB C-to-C Cable, User Manual |
| Age Range Description | Adult |
| Number of Items | 1 |
| Manufacturer | CrinEar |
| Headphone Jack | 4.4mm Balanced, 3.5mm Single-ended |
| Connectivity Technology | USB-A, USB-C |
| Color | Black |
| Style Name | Portable |
| Item Weight | 110 g |
| Unit Count | 1 Count |
| Impedance | 0.2 ohm |
| Noise Control | None |
| Frequency Response | 384 KHz |
| Audio Driver Type | Dynamic Driver |
| Frequency Range | 20 Hz - 384 kHz |
| Enclosure Material | Aluminum |
| Specific Uses For Product | Audio Playback, Digital-to-Analog Conversion, Professional |
| Antenna Location | Audio Playback, Music Production, Professional Audio |
| Compatible Devices | Android, Windows, iOS (USB-C), macOS |
| Cable Features | Detachable |
| Water Resistance Level | Not Water Resistant |
| Additional Features | Adjustable and Persistent Parametric EQ, Dual Cirrus Logic CS43198 DAC Chips, Dual Power Modes, Dual SG Micro SGM8262-2 Operational Amplifiers, Sleek Aluminium Housing |
| Headphones Ear Placement | Open Ear |
| Headphone Folding Features | Portable DAC-Amplifier |
| Earpiece Shape | over_ear |
| Control Type | Button Control |
| Control Method | Push Button |
| Brand | CrinEar |
| Ear Placement | Open Ear |
| Form Factor | Portable DAC-Amplifier |
What's in the box
DAC-Amplifier
User Manual
USB C-to-C Cable
USB C-to-A Adapter
Who Should Buy?
-
Audiophiles
Ideal for audiophiles seeking high-quality sound with customizable equalization and powerful amplification.
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Portable Users
Great for users needing a compact solution for high-fidelity audio on the go without compromising quality.
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Musicians
Beneficial for musicians wanting accurate sound reproduction for monitoring during practice or recording sessions.
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Casual Listeners
Not suitable for casual listeners who prefer simple, plug-and-play audio solutions without advanced features.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the main function of the Protocol Max Portable DAC-Amplifier?
Answer: The Protocol Max Portable DAC-Amplifier is designed to enhance audio quality by converting digital audio signals into analog, boosting sound performance. It features advanced circuitry, including dual Cirrus Logic CS43198 DACs, providing superior audio fidelity. With its built-in 10-band parametric equalizer (PEQ), users can fine-tune their listening experience by adjusting various frequency bands to suit their preferences, making it ideal for audiophiles or anyone looking to elevate their sound experience. -
Question:
How does the dual Cirrus Logic CS43198 DAC improve audio performance?
Answer: The dual Cirrus Logic CS43198 DACs in the Protocol Max provide an exceptional audio conversion capability. They work together to reduce distortion and improve dynamic range, delivering clearer and more vibrant sound. This setup is particularly beneficial for high-resolution audio sources, ensuring that every nuance and detail is accurately reproduced. Audiophiles, gamers, and music producers will appreciate the significant difference in audio clarity and precision, making it a valuable addition to any sound system. -
Question:
What does the 10-band PEQ feature do?
Answer: The 10-band PEQ (Parametric Equalizer) allows users to customize their audio output by adjusting specific frequency bands. This feature enables fine-tuning of bass, midrange, and treble levels according to personal taste or the acoustics of the listening environment. For example, someone may want to enhance bass frequencies for music genres like hip-hop or reduce midrange peaks for clearer vocal reproduction. Such versatility ensures the best possible sound tailored to individual preferences. -
Question:
What kind of devices can I use with the Protocol Max DAC-Amplifier?
Answer: The Protocol Max DAC-Amplifier is versatile and compatible with various devices, including smartphones, computers, tablets, and gaming consoles. Any device with a digital output can connect easily, allowing users to enjoy high-quality audio from multiple sources. Whether you’re listening to music on your phone, gaming on your laptop, or enjoying movies on a tablet, the Protocol Max ensures an enhanced audio experience, making it a vital accessory for all multimedia choices. -
Question:
Is the Protocol Max suitable for professional audio use?
Answer: Yes, the Protocol Max is an excellent choice for both home and professional audio applications. Its high-performance components like dual Cirrus Logic DACs and high power amplification of 600mW make it ideal for studio monitoring, live sound setups, and other professional scenarios. Sound engineers and musicians rely on devices like this for their capacity to deliver high fidelity and nuanced sound reproduction. Its portability makes it perfect for on-the-go audio tasks too. -
Question:
How does the high power amplification benefit sound quality?
Answer: The 600mW high power amplification indicates that the Protocol Max can drive demanding headphones and speakers without distortion and maintain sound clarity at high volumes. This level of amplification means that users can experience rich and dynamic sound reproduction, especially in busy or noisy environments. Perfect for users who enjoy listening to music at higher volumes or using professional monitoring headphones, this amplifier provides an unparalleled listening experience across various audio setups. -
Question:
Can I adjust the sound settings on the Protocol Max?
Answer: Absolutely! With the 10-band PEQ, users can dial in and adjust the sound settings directly on the Protocol Max. This feature allows for a tailored experience, letting you boost or cut specific frequencies to match your personal sound preference or the genre of music. This level of customization is particularly useful in different environments, such as adjusting treble for open spaces or enhancing bass when you’re in a closed setting, ensuring an optimal listening experience wherever you are. -
Question:
What makes the Protocol Max a portable option?
Answer: The Protocol Max is designed with portability in mind. Its compact and lightweight structure allows users to take it anywhere, making it an excellent solution for audiophiles on the go. Whether commuting, traveling, or working in different environments, this DAC-amplifier fits easily into bags and pockets, ensuring that high-quality audio is always within reach. Its portability makes it a perfect partner for those seeking premium sound without the bulk. -
Question:
What audio formats does the Protocol Max support?
Answer: The Protocol Max supports a wide range of audio formats, allowing for versatile use across different media. It is commonly compatible with formats including MP3, WAV, FLAC, and more, catering to both casual listeners and audiophiles. This range of support ensures that whatever format you have, the Protocol Max can deliver exceptional quality and clarity, allowing users to enjoy their favorite tracks in high fidelity. -
Question:
Where can I buy the Protocol Max Portable DAC-Amplifier?
Answer: You can purchase the Protocol Max Portable DAC-Amplifier on Ubuy. They offer a reliable platform for acquiring gadgets and electronics, ensuring that you get the quality product you are looking for. Ubuy often provides a seamless buying experience, making it easy for you to find and order the Protocol Max regardless of your location in Vanuatu.
CrinEar Amplifiers DK55 Editorial Review
Protocol Max | Portable DAC-Amplifier with 10-Band PEQ, Dual Cirrus Logic CS43198 + Dual SG Micro SGM8262-2 | 600mW High Power Amplification is a powerful audio device that has garnered attention for its impressive amplification capabilities. Users praise its versatility, especially the ability to customize sound profiles through its 10-band EQ, making it suitable for various headphone types including Sennheiser models. Many appreciate the easy connectivity with USB-C and the dual headphone outputs. However, some users have noted concerns regarding battery drain when in use, which can impact longer travel sessions. The overall sound quality is frequently described as a significant upgrade from standard DACs, allowing for an enjoyable hi-fi experience on the move without sacrificing too much on sound customization.
Customer Reviews & Ratings
89 customers ratings
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5 Star
68%
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4 Star
13%
-
3 Star
6%
-
2 Star
5%
-
1 Star
8%
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Pros
- High power output for demanding headphones
- Customizable 10-band equalizer for tailored sound
- USB-C connectivity is highly versatile
- Includes volume controls not typical for DACs
- Improves sound quality significantly from stock DACs
Cons
- Battery drain may be noticeable during use
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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VUV 14923
Order now and get it around Saturday, October 03
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Exceptional audio clarity with a compact design.
- Delivers up to 600 mW of output power.
- Equipped with dual DACs for pristine sound quality.
- Customizable PEQ profiles for personalized sound.
- Versatile outputs with both 4.4mm balanced and 3.5mm connections.
- Two power modes for maximum efficiency or performance.
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