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Questyle M18i Max Bluetooth 5.4 Headphone Amplifier Portable USB DAC Amps | 4.4mm Balanced and 3.5mm Dual Outputs Supports PCM 384kHz/DSD256 with LDAC aptX Adaptive Lossless for Smartphones/PC/Laptops

Questyle M18i Max Bluetooth 5.4 Headphone Amplifier Portable USB DAC Amps | 4.4mm Balanced and 3.5mm Dual Outputs Supports PCM 384kHz/DSD256 with LDAC aptX Adaptive Lossless for Smartphones/PC/Laptops

$662.34 USD
$662.34 USD
Sale Sold out
Taxes included.

About this item

  • To surpass users’ expectations for DAC performance, the M18i Max comes with the latest ESS flagship ES9219Q DAC chip. Questyle and ESS engineers worked together to develop the TTA DAC framework, to take the performance of M18i to the limit of what's physically possible.
  • The M18i Max provides both 3.5mm unbalanced and 4.4mm balanced outputs. Its manual gain control allows adjustment according to personal preferences and headphone/audio-system characteristics, making it suitable for a wide range of apps and devices. An MFB button is provided for pairing and music playback in Bluetooth mode. Volume buttons provide 60 levels of loudness.
  • Resolving the trade-offs between size, power consumption, and audio performance is a top priority for battery-powered compact portable devices. The M18i Max comes with two patented quad-core Current Mode Amplifier SiP modules, designed by Questyle Technology. The amplifier provides powerful drive with delicate timbre, while once again establishing a new ultra-low distortion record at 0.0002%.
  • The M18i Max supports seamless switching between lossless Bluetooth and USB DAC modes. It features Qualcomm's latest Snapdragon Sound technology with Bluetooth 5.4, supporting AAC, SBC, aptX, aptX HD, aptX Adaptive, LE AUDIO, and 24bit/96kHz LDAC. ​Enjoy wireless, lossless Bluetooth audio with all devices that support these codecs.
  • The M18i Max is equipped with Qualcomm's next-generation Snapdragon Sound technology, fully certified by Qualcomm and LDAC. This enables the new Qualcomm aptX Adaptive and aptX HD audio codecs, delivering wireless lossless Bluetooth audio at CD-quality 16-bit 44.1kHz, and high-resolution audio at 24-bit 48kHz and 96kHz, on wireless earbuds and headphones.
  • The M18i Max ensures crystal-clear voice quality and call stability with Qualcomm's cVc Generation 8.0 call solution with ClearVoice Capture technology. Environmental noise is suppressed while providing clear sound to the user.The M18i also includes Infineon's flagship microphone, which can be used with wired headphones for voice calls. The microphone has a range of two meters.

Overview

  • Brand: Questyle
  • Color: Black
  • Ear Placement: In Ear
  • Form Factor: In Ear
  • Impedance: 300 ohm

Low stock: 10 left

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Reviews

  • ⭐⭐⭐⭐⭐

    Olivia Bennett — Seattle, Washington

    Listenora has a practical selection of audio accessories that made it easy to find what I needed. The product information was clear, ordering was simple, and everything fit naturally into my everyday listening setup.

  • ⭐⭐⭐⭐⭐

    Ethan Parker — Austin, Texas

    I liked how easy it was to browse the different audio categories. The accessories I ordered were straightforward to use and helped make my desk setup feel cleaner, more organized, and more convenient.

  • ⭐⭐⭐⭐⭐

    Samantha Reed — Denver, Colorado

    The item arrived as expected and worked well with my setup. I especially appreciated the clear product details, which helped me check the connection type and compatibility before placing my order.

  • ⭐⭐⭐⭐⭐

    Michael Turner — Portland, Oregon

    Listenora offers useful audio products without making the shopping process feel complicated. My order was easy to track, the accessories were neatly packaged, and I would consider shopping here again for future audio needs.

FAQ

What types of products does Listenora sell?

Listenora offers everyday audio accessories for work, gaming, travel, fitness, and personal listening. Our selection includes headphones, earbuds, microphones, speakers, audio cables, adapters, stands, protective cases, replacement parts, and cleaning accessories.

How can I check whether a product is compatible with my device?

Please review the connector type, supported devices, dimensions, operating-system requirements, and compatibility information shown on the product page. For additional assistance, contact us with the exact brand and model number of your device before ordering.

How much does shipping cost?

Unless a different rate or promotion is displayed during checkout, we charge a flat shipping fee of $6.90 per order. International duties, taxes, customs charges, and other third-party fees are not included unless expressly stated.

How long does order processing take?

Orders are generally processed within 1–3 business days after payment is confirmed. Processing may take up to 5 business days during holidays, promotional events, high-demand periods, or inventory reviews.

How long will delivery take?

Estimated delivery is generally 5–10 business days within the United States and 10–20 business days for eligible international destinations after shipment. Delivery times are estimates and may be affected by carriers, customs, weather, address issues, or other circumstances.

How can I track my order?

Once your order has shipped, tracking information will generally be sent to the email address used during checkout. Tracking may take 2–5 business days after dispatch to display its first meaningful update.

Can I change or cancel my order?

Please contact us as soon as possible after placing your order. We will make reasonable efforts to assist, but changes or cancellations cannot be guaranteed once processing, fulfillment, or shipment has started.

What is your return policy?

Eligible unused products may generally be returned within 30 days after confirmed delivery. Products must meet our return conditions and receive authorization before being shipped back. Certain opened or used hygiene-sensitive audio products may not qualify for change-of-mind returns.

What should I do if my item arrives damaged, defective, or incorrect?

Contact us promptly with your order number, a description of the issue, and clear photographs or videos of the product, packaging, and shipping label. Please retain all original packaging and accessories until the issue has been reviewed.

How can I contact Listenora customer support?

Email us at gtrefasnhuim@gmail.com. Please include your full name, order number, and a clear description of your question. Most inquiries are reviewed within 1–3 business days.

Made for Everyday Listening

At Listenora, we believe audio accessories should do more than simply connect a device. They should make everyday listening feel easier, more comfortable, and better organized.

Every routine has different audio needs. Some moments call for clear communication during work or gaming, while others require compact, dependable accessories for travel, exercise, or relaxed listening. That is why Listenora focuses on practical audio products designed to support real everyday situations without making your setup feel complicated.

Our collection is selected with usability in mind — from headphones, earbuds, microphones, and speakers to cables, adapters, stands, protective cases, replacement parts, and cleaning accessories. Each product is chosen to help improve comfort, connectivity, organization, and convenience across a wide range of audio setups.

Listenora is made for people who value useful products, simple connections, and a more enjoyable listening experience. Whether you are preparing for a meeting, settling into a gaming session, heading out for a workout, or organizing your audio equipment, we are here to help make everyday sound work better for you.

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