TAS Commitment
Description
Moondrop Chu II DSP Type-C IEM: Unleashing Sonic Precision

Moondrop pioneers a groundbreaking evolution of its acclaimed Chu II in-ear monitors with the introduction of a Type-C variant. Lauded for its exceptional performance, the Chu II now reaches new heights with the incorporation of Moondrop's innovative online DSP technology. Seamlessly integrated with the Moondrop Link 2.0 application, this DSP enhancement unlocks a realm of limitless tuning possibilities for audiophiles seeking unparalleled sonic precision.
Unleash Limitless Possibilities with DSP:
The Moondrop Chu II DSP, featuring a Type-C terminated cable, boasts an online interactive DSP that opens the door to infinite tuning possibilities. Through the Moondrop Link 2.0 application, users can effortlessly explore and share various profiles, offering a personalized auditory experience.
New-Generation Mg-Al Dynamic Driver:
At the heart of the Moondrop Chu II DSP lies a cutting-edge Aluminum-Magnesium alloy dynamic driver unit. This driver incorporates an Al-Mg alloy composite diaphragm dome and an ultra-thin CCAW voice coil, delivering superior sound performance with extended treble and a robust lower-end response.
Premium-Quality Metallic-Alloy Casted Shells:
Retaining the signature design of its predecessor, the Moondrop Chu II DSP distinguishes itself with metallic alloy cavity construction. Crafted with precision, these shells not only provide a solid build but also exude a premium finish, offering a luxurious tactile experience.
CNC Machined Brass Acoustic Nozzle With Replaceable Filters:
The Chu II DSP features CNC-machined Brass ear nozzles, ensuring highly precise sound reproduction with a rich and beautiful tone. Enhancing user convenience, the replaceable filter at the nozzle's mouth allows for easy maintenance and customization.
Professional Tuning Adjustments:
Expertly tuned by senior acoustic engineers and seasoned audiophiles, the Moondrop Chu II DSP adheres to the VDSF target response, similar to its predecessor. However, with an upgraded dome diaphragm, the resulting sound is refined and richer. Three distinct tuning settings, accessible through the Moondrop Link 2.0 Application, empower users to tailor their audio experience to perfection.
AUDIOCULAR SPARK Hi-Res Portable DAC Dongle (CX31993 + MAX Amp)

Experience Studio-Grade Audio Anywhere
The AUDIOCULAR SPARK is a premium Type-C to 3.5mm portable DAC dongle, built to transform your everyday listening into a high-fidelity experience. Powered by the flagship CX31993 DAC chip and MAX97220 amplifier, the SPARK delivers studio-quality audio with exceptional clarity, rich bass, and crisp detail—making it the ideal upgrade for audiophiles, music lovers, and gamers on the go.
Key Features
🎧 Flagship DAC + Amplifier Combo
Featuring the powerful CX31993 DAC and MAX97220 amp, SPARK offers expansive sound with dynamic lows, smooth mids, and ultra-clear highs—free from distortion or harshness.
🔊 Hi-Res Audio Support (32bit/384kHz)
Enjoy PCM 32bit/384kHz and ADC 24bit/96kHz audio decoding. With an SNR >124dB and THD+N as low as 0.000003, your audio stays pure, detailed, and immersive.
💪 High Power Output
SPARK delivers up to 63mW at 32Ω, ideal for driving IEMs and headphones between 16–32Ω. Whether you're on mobile or desktop, hear your music fully come alive.
🎵 Immersive Soundstage & Isolation
Perfect for gaming or movies, SPARK creates a wide and accurate soundstage, restoring subtle background effects while reducing external noise distractions.
🔗 Seamless Type-C to 3.5mm Compatibility
Easily connect your favorite wired headphones to smartphones, tablets, or notebooks with USB-C ports—no compromises on sound quality.
🧳 Ultra-Portable and Travel-Ready
Its compact, lightweight design fits easily in your pocket or case—ideal for commuting, working, or relaxing on the go.
🛠️ Durable & Audiophile-Grade Build
Built with 8-strand silver-plated copper wire and a gold-plated 3.5mm jack, the SPARK ensures optimal conductivity, durability, and long-term performance.
🔌 Universal Device Support
Works flawlessly with most Android phones, laptops, and tablets with Type-C ports—no driver required for plug-and-play convenience.
Specifications
-
Model: AUDIOCULAR SPARK
-
DAC Chip: CX31993
-
Amp Chip: MAX97220
-
Decoding Support: PCM 32bit/384kHz, ADC 24bit/96kHz
-
Power Output: 63mW @ 32Ω
-
Signal-to-Noise Ratio (SNR): >124dB
-
Dynamic Range (DNR): >120dB
-
THD+N: 0.000003
-
Compatibility: 16–32Ω headphones
-
Connector: USB Type-C to 3.5mm
Why Choose AUDIOCULAR SPARK?
If you're looking for a hi-res DAC dongle under budget that doesn’t compromise on build quality, sound fidelity, or power output, the AUDIOCULAR SPARK is your ideal pick. It’s a true plug-and-play solution that elevates your everyday audio into a rich and immersive sonic journey.
✅ Ideal For
-
Audiophiles & Music Enthusiasts
-
On-the-go Hi-Fi Listening
-
Mobile Gamers
-
Commuters & Remote Workers
AUDIOCULAR C03 8-Core Silver-Plated Cable with 3.5mm Jack & Built-In Microphone For IEMs
AUDIOCULAR C03 8-Core Silver-Plated Cable with 3.5mm Jack & Built-In Microphone

Crafted for Audiophiles
Elevate your listening experience with the AUDIOCULAR C03 Upgrade Cable, designed specifically for In-Ear Monitors (IEMs) with a 2-pin 0.78mm connector. Engineered for audiophile-grade sound, it enhances bass, treble, and vocals, delivering a balanced and distortion-free audio experience.

High-Purity 8-Core Silver-Plated Construction
Built with an 8-core silver-plated copper design, the C03 cable ensures excellent conductivity, enhancing sound clarity, depth, and detail. This construction offers a more immersive and dynamic listening experience with your IEMs, making it an essential upgrade for music lovers.

Enhanced Sound Quality
Experience improved audio fidelity with the C03 cable. It delivers natural bass, refined highs, and smooth, clear vocals, enhancing the overall frequency response for a balanced and detailed listening experience.

Convenient Volume & Mic Controls
With built-in volume and mic control buttons, you can easily manage calls, adjust volume, and control music playback without needing to reach for your device.

Universal 3.5mm Plug & Robust Build Quality
Equipped with a universal 3.5mm plug, the cable ensures stable and fast signal transmission. The durable metal shell features high-density shielding to prevent interference, providing clear, noise-free audio and long-lasting durability.

Rediscover the Power of Music
The AUDIOCULAR C03 Upgrade Cable reduces noise and interference, eliminating sound gaps and restoring the true essence of your favorite tracks. Experience detailed, distortion-free sound that brings your music to life.
Brand Name: AUDIOCULAR
Model Name: C03
Product Name: AUDIOCULAR C03 Upgrade Cable for IEM
Number of Cores: 8 Core
Material: Silver-plated Cable
Connector: 2Pin 0.78mm
Mic: Yes
Plug: 3.5mm
Size: 1.2m
Warranty Period: 6 Months
Model: CHU II Dynamic Driver In-ear Headphone
Cavity Material: ZN Alloy
Driver: 10mm High-performance Dynamic Driver
Diaphragm: Aluminum-magnesium Alloy Composite Diaphragm
Headphone Jack: 0.78mm-2pin
Plug: 3.5mm Single-ended
Frequency Response: 15Hz - 38kHz
Effective FR: 20Hz - 20kHz (IEC60318-4, -3dB)
lmpedance: 18Ω ± 15% (@1KHz)
Sensitivity:119dB/Vrms (@1KHz)
THD: THD≤0.5% (@1KHz, 94dB)
Microphone: Yes
Warranty Period: 1 Year
In The Box -
[CHU II] In-ear Headphone * 1
Cable * 1
Storage bag * 1
Ear-Tips * 3 pais (S, M, L)
Manual * 1
QC Certificated card * 1
Wearing-method Card
AUDIOCULAR SPARK Hi-Res Portable DAC Dongle CX31993 + MAX Amp
Model: AUDIOCULAR SPARK
DAC Chip: CX31993
Amp Chip: MAX97220
Decoding Support: PCM 32bit/384kHz, ADC 24bit/96kHz
Power Output: 63mW @ 32Ω
Signal-to-Noise Ratio (SNR): >124dB
Dynamic Range (DNR): >120dB
THD+N: 0.000003
Compatibility: 16–32Ω headphones
Connector: USB Type-C to 3.5mm
Warranty period: 12 months
Brand Name: AUDIOCULAR
Model Name: C03
Product Name: AUDIOCULAR C03 Upgrade Cable for IEM
Number of Cores: 8 Core
Material: Silver-plated Cable
Connector: 2Pin 0.78mm
Mic: Yes
Plug: 3.5mm
Size: 1.2m
Warranty Period: 6 Months
IEM Warranty Period: 1 Year from the date of Invoice
Cable: 1-month warranty for manufacturing defects only
Covered: Manufacturing Defects Only
Warranty Form: https://www.theaudiostore.in/pages/warranty-claim-form
Some products may use brass or copper components, internally or externally. Oxidation is a natural process for these materials and is not covered under warranty or the 7-day replacement policy.
To minimise oxidation, we recommend regular cleaning of external surfaces. Internal oxidation, if it occurs, cannot be prevented or serviced.
60,000+
Audiophiles Trust TAS
Since 2016
Run & Operated By A Music-Obsessed Team
4.5★ Rated on Google
Trusted For Honest Advice And Reliable Support
65+ Curated Audio Brands
Only What We’ve Tested, Heard, And Truly Believe In
Letshuoer S08 Planar Driver IEM
₹ 10,499.00
Color:
₹ 10,499.00
EarAcoustic Cipher Gaming IEM
₹ 3,459.00
Audio Jack Termination:
₹ 3,459.00
KZ Acoustics ZS10 Pro X IEM With Mic
₹ 4,079.00
₹ 4,079.00
Sennheiser IE 200 IEM
₹ 9,990.00
₹ 9,990.00
KZ ZS12 Pro X IEM With Mic
₹ 4,190.00
Style:
₹ 4,190.00
Sumit Sourav
Letshuoer S08 Planar Driver IEM
₹ 10,499.00
Color:
Mahendra Shinde
EarAcoustic Cipher Gaming IEM
₹ 3,459.00
Audio Jack Termination:
Amruta Kudtarkar
KZ Acoustics ZS10 Pro X IEM With Mic
₹ 4,079.00
Sanandan Kinkar
Sennheiser IE 200 IEM
₹ 9,990.00
Abhijeet Patwardhan
KZ ZS12 Pro X IEM With Mic
₹ 4,190.00
Style:
You May Also Like
Recently Viewed
OUR HONEST REVIEWS FROM THE CO-FOUNDERS & AUDIOPHILES
View allTRUSTED BY OVER 60K+ MUSIC ENTHUSIASTS
Let customers speak for us
from 7652 reviews
At first use I have loved the sound and the fit of the iem so far the best budget iem I have ever used go for it guys value for money product.
The DAC has no hissing sound and the other shell is build of metal. great wire quality no heating issues as well. also the red light is menacing as hell. also case is included which is fine/cheap quality. also type a to c converter is also given in box.
This is a very comfortable IEM, I can wear them for hours without experiencing discomfort or ear fatigue. The shell are relatively small, very light and fits perfectly in my small ear. The eartips are also good and doesn't cause irritation in ear canal.
It is my first iem that i have purchased and it turned out to be the best decision ! I researched a lot before buying it as i am a bass lover. Finally bought KZ Duonic with switches c type. Every note is so clean and for every type of song it adjusts the sound. Delivery was before time and even the packaging was great! Thank you The Audio Store ❤️
After trying multiple ear tips, finally I’ve settled with Divinus Velvet ear tips along with Spinfit-W1. This is perfectly sealed for me and gives that great sounding with any of the IEMs I own. Recommended. Thanks audiostore
Its perfect no doubts there but the silver plated itself is high quality but wire built and the eartips are of low quality mic is clear and perfect.🔥👍
One of best Dac in upper mid range category, it has most powerful Sgm8262 amp along with Cs43131 successor dac. The Aura seamlessly connects with my iPhone 15 and my window Laptop. Sound quality omg what a mind boggling Sound I am getting through this with MoondropNice earphone. That's exceptional. Somehow it has connections issues with My oneplus nord 4 due to oxygenOS 15. May be it will sort out after oxygen OS updates.
ThanksAudiocular team .
I loved it , surprised totally. What a sound separation.
I was a bit sceptical about ordering it from The Audio Store as I order from Headphone Zone.
But great shopping experience with The Audio Store.
This is first time experienced IEM in ever I love this❤
I’ve been spending some serious time with the Hisenior Mega5-EST paired with the FiiO KA17, and honestly, it’s a killer combo. These IEMs have that nice, punchy bass that makes movies feel immersive, but they quickly settle into a clean, neutral side that I really appreciate. The standout moment for me was listening to Tool’s 'Invincible'—the way this setup handles the complex layers and those dual EST drivers capture the 'air' in the track is just amazing. Everything stays perfectly separated, even when the song gets heavy. Huge thanks to Pritaam for the great interaction and for helping me with the selection ; it’s exactly the kind of balanced, high-performance sound I was looking for.
Good product and excellent packing, pouch was also good quality one
The vocals are excellent, it competes with any IEM priced between 1000-1700. I bought it for less than 1000, so definitely go for it for less than 1000. One more thing, if you're a bass lover, you might find it a bit balanced, meaning it's not as bassy, though vocals are more important to me, so that's why I bought it.
This is awesome. You can hear all frequencies individually with standard level. No comparison with earbuds or wireless headphone
Really liked the design and sound . Am new to IEM’s so really not sure what to expect but sound quality was really good and better then my oneplus buds 4. This review is for newbie like me
Clean sound, loud bass. Pretty balanced overall.It still is a bang for the buck.




