# Headphone Amplifier FiiO K11 R2R Black — Desktop R-2R DAC Headphone Amp

**URL:** https://aio.lv/en/product--fiio-6953175710721--11381989
**Data updated:** 2026-03-12 16:29 (EET)
**Category:** AV Receivers & Amplifiers
**Manufacturer:** FiiO
**Manufacturer code:** 6953175710721
**EAN:** 6953175710721
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 227.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 188.01 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--fiio-6953175710721--11381989

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

Desktop headphone amplifier FiiO K11 R2R in Black combining a dedicated R‑2R DAC architecture with headphone amplification. Designed for desktop use with source equipment and headphones, it provides a DAC-based digital-to-analog conversion and clean gain stage for critical listening, music playback, and desktop audio setups. Suitable for users seeking improved audio fidelity with high-resolution digital sources.

## Long description

The FiiO K11 R2R Black is a desktop R‑2R DAC headphone amplifier that combines a discrete resistor‑ladder DAC architecture with a dedicated headphone amplification stage. Designed for desktop listening with computers, transport devices, and digital sources, it performs digital‑to‑analog conversion and provides a clean, low‑noise gain path to drive a wide range of headphones. The unit is intended for users who want improved audio fidelity, extended dynamic range, and precise sound reproduction from high‑resolution digital audio files.
Advantages
The R‑2R ladder design delivers a natural and detailed tonal character with low distortion across the audible band. The dedicated headphone amp section offers stable output and sufficient drive for most closed‑ and open‑back headphones while preserving transient detail and imaging. The desktop form factor, front‑panel controls, and straightforward connectivity provide practical integration with common source equipment and listening setups.
Suitable for
 Desktop high‑resolution music playback from PC or digital transport
 Critical listening and near‑field monitoring with headphones
 Users upgrading from onboard sound or basic USB DACs
 Audio enthusiasts who prefer R‑2R ladder DAC tonal character
Key specifications
 Digital architecture: discrete R‑2R ladder DAC
 Output stages: dedicated headphone amplification with multiple gain levels
 Supported sources: USB audio input compatible with common desktop sources
 Signal path: low‑noise analog gain stage optimized for clarity and dynamics
 Form factor: compact desktop chassis with front controls
 Supported formats: high‑resolution digital audio playback (PCM and common sample rates)
How to use
Connect the FiiO K11 R2R to your computer or digital source via the USB input or other supported digital inputs, then connect your headphones to the front headphone jack. Select the desired input and gain setting using the front‑panel controls, and adjust volume to a comfortable listening level. When used with a computer, set the system audio output to the device so the operating system sends digital audio directly to the R‑2R DAC for conversion and amplification.
Usage recommendations
For best results, use lossless or high‑resolution audio files and match the amplifier gain to your headphone sensitivity to avoid noise or clipping. Allow a short warm‑up period after powering on for optimal performance, and keep the unit on a stable, ventilated surface to maintain thermal stability.

## FAQ

### How much does the FiiO K11 R2R Headphone Amplifier cost, and is it available for purchase?

The price is 227.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 14.07.2026 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 FiiO K11 R2R Headphone Amplifier 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 FiiO 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 FiiO 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/11381989/65872037_large.webp