Would this be compatible with iPhone or Android device?

Fullly Compatible with Devices & Music Platforms, support ios/mac OS/Android/Windows.Plug and Play, no need any driver or setting.

What should you do if the M15i suddenly stops working?

If your M15i suddenly stops working, it may be because the firmware is missing. You can download the firmware to update the M15i.

Does this product work with micphone?

Sorry, it can't work with micphone.

Does this product work for a car's 3.5mm headphone jack?

If you want to use our M15i in your car,you need to buy a 3.5mm to 3.5mm OTG cables.

Does this product work with 250 ohm impedence headphone?

Of course it dose,our M15i can work with 8Ω-600Ω impedence headphone perfectly.

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Description

🎧 Elevate your sound game—because your ears deserve the best.

DUAL OUTPUT FLEXIBILITY - Switch effortlessly between 4.4mm balanced and 3.5mm single-ended outputs to match any headphone setup.
AUDIOPHILE GRADE CLARITY - Experience pristine, lossless sound up to 768kHz/DSD512 for every note and nuance.
PORTABLE PLUG AND PLAY - Compact metal design with USB-C connectivity and included cables/adapters for on-the-go high-fidelity listening.
UNIVERSAL DEVICE COMPATIBILITY - Seamlessly pairs with iOS, Android 5.1+, Harmony OS, Windows 10+, and more—your music, your way.
POWERFUL PATENTED AMPLIFICATION - Questyle’s patented CMA tech delivers ultra-low distortion (0.0003%) and adapts to headphones from 8Ω to 600Ω.

The M15i is a portable, MFi-certified USB-C DAC headphone amplifier featuring Questyle’s patented Current Mode Amplifier technology. It supports ultra-high-resolution audio formats up to PCM 768kHz/32bit and DSD512, offers dual 4.4mm balanced and 3.5mm single-ended outputs, and is compatible with a wide range of devices including smartphones, PCs, and laptops. Designed for audiophiles and professionals seeking pristine sound quality on the go, it combines low power consumption, ultra-low distortion, and broad headphone impedance support in a sleek, minimalist metal enclosure.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

B/.643

Duties & taxes incl.

Panamastore

Free Returns

30 daysfor PRO membership users

15 dayswithout membership

Secure Transaction

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Khalid Z.

Great experience from order to delivery. Highly recommended!

1 week ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

View all Trustpilot reviews

Control Type	Media Control
Style Name	Minimalist
Theme	High-Fidelity Audio
Color	Black
Wireless Technology	RF
Connectivity Technology	Wired
Headphone Jack	3.5 mm Jack
Frequency Range	20 Hz - 20,000 Hz
Audio Driver Type	Dynamic Driver
Headphone Folding Features	In Ear
Headphones Ear Placement	Over Ear
Antenna Location	Music, Gaming, Calling
Compatible Devices	Smartphones, Tablets, PCs, Laptops
Cable Features	Detachable
Additional Features	Lightweight
Enclosure Material	Metal
Specific Uses For Product	High-fidelity audio playback

Questyle M15i Headphone Amplifier [MFi Certified] Portable USB C DAC Amps with 4.4mm and 3.5mm Dual Outputs Supports PCM 768kHz/DSD512 High Resolution Lossless for Smartphones/PC/Laptops

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