The FiiO JA11 is a DAC and headphone amplifier that offers many remarkable features despite its low price. The device supports high-resolution audio formats such as PCM up to 384 kHz/32 Bit and DSD128, which is nearly unique in this price range. Thanks to an aluminum-magnesium alloy and a secondary anodizing process, the JA11 is not only durable but also visually appealing. The cable used is made of high-purity, oxygen-free, palladium-coated copper and is wrapped in a double silicone and braided layer, ensuring long durability and minimal interference. The JA11 stands out with its compact and lightweight design, weighing only 5 grams. With an output power of 30 mW at 32 Ohms, the DAC is particularly suitable for use with in-ear headphones. One of its standout features is the integrated professional DSP. The sound can be individually adjusted via the FiiO Control App. This parametric equalization (PEQ) allows users to shape the sound profile according to their preferences. The JA11 is compatible with Android, iOS, Windows, and Mac, and also supports microphone inputs and CTIA/OMTP inline controls, enabling functions such as phone calls and audio recordings. The JA11 impresses with its robust construction, excellent price-performance ratio, and customizable sound options. The DAC produces no disturbing noises such as hiss or electromagnetic interference and remains cool even during prolonged use, making it a reliable choice for music lovers. Thus, the FiiO JA11 is a compact, affordable DAC and headphone amplifier that offers high sound quality and extensive customization options. It is ideal for budget-conscious music enthusiasts looking to enhance their audio experience without breaking the bank.