# Portable DAC/Headphone Amplifier Questyle M15i Blues blue New Gen., portable DAC/AMP for headphones

**URL:** https://aio.lv/en/product--questyle-6972007018781--12078155
**Data updated:** 2026-03-12 21:57 (EET)
**Category:** Electronics Accessories
**Manufacturer:** Questyle
**Manufacturer code:** 6972007018781
**EAN:** 6972007018781
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 233.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 193.38 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--questyle-6972007018781--12078155

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Questyle M15i Blues blue New Gen. is a portable DAC and headphone amplifier designed for on‑the‑go high‑fidelity headphone listening. As a compact DAC/AMP unit, it converts digital audio to analog and provides amplification for personal headphones. Suitable for mobile devices and laptops, it supports portable audio playback, critical listening and improved headphone drive compared with built‑in outputs.

## Long description

Questyle M15i Blues blue New Gen. is a portable DAC and headphone amplifier engineered to improve headphone listening from mobile devices and laptops. This compact unit delivers digital-to-analog conversion and headphone amplification in a single enclosure, enabling clearer detail, better dynamic range and more consistent drive compared with typical built-in outputs. The design emphasizes portability and straightforward operation for use during travel, commuting or desktop listening with a laptop.
Advantages
The DAC/AMP provides transparent audio conversion and low-noise headphone amplification, reducing background hiss and preserving fine detail across a wide frequency range. Its compact form factor and durable build make it suitable for repeated transport; the integrated amplification improves performance with a range of headphones, from efficient IEMs to higher-impedance over-ear models. Compatibility with common mobile and computer sources simplifies connection and ensures reliable signal transfer for critical listening and casual playback alike.
Suitable for
 Mobile listening with smartphones and tablets where improved audio detail is desired
 Laptop-based music playback and video conferencing with enhanced headphone drive
 Critical listening and portable monitoring for audio professionals and enthusiasts
 Use with in-ear monitors (IEMs) and full-size headphones that require better amplification
Key specifications
 Function: Portable digital-to-analog converter and headphone amplifier
 Connectivity: USB digital input for connection to mobile devices and computers
 Output: Headphone output designed for direct drive of personal headphones
 Form factor: Compact and lightweight enclosure for portable use
 Performance focus: Low-noise amplification and high-fidelity DAC conversion for improved detail and dynamics
How to use
Connect the Questyle M15i to a compatible smartphone, tablet or computer using the appropriate USB cable or adapter, then attach your headphones to the unit's headphone output. Power and data are managed through the digital input connection; on most systems the device will be recognized automatically and can be selected as the audio output. Adjust source volume and the amplifier's controls, if present, to achieve the desired listening level while avoiding excessive gain. For best results, allow a short warm-up time after powering the unit before critical listening.
Usage recommendations
Use quality digital cables and compatible adapters when connecting to mobile devices. When switching between different headphones, start with lower volume settings and increase gradually to find the optimal balance between clarity and comfortable listening level. For prolonged portable use, secure the unit and cables to avoid strain on connectors.

## FAQ

### How much does the Questyle M15i Blues blue New Gen. portable DAC/amp cost, and is it available for purchase?

The price is 233.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 02.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Questyle M15i Blues blue New Gen. portable DAC/amp be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Questyle products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Questyle service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12078155/67562475_large.webp