FiiO K9 Desktop Headphone Amplifier - USB DAC Bluetooth HiFi Audio THX AAA 788+ LDAC DSD512

Experience the FiiO HiFi Desktop Setup from the brand's previous page by exploring the Series 1: HiFi Sound, Series 2: HiFi Wireless Future, and Series 3: HiFi Desktop Life in the store. The basic specifications include a Bluetooth chip: QCC5124, Bluetooth 5.1, Bluetooth format support for LDAC/aptX Adaptive/aptX HD/aptX/aptX LL/AAC/SBC, and various inputs and outputs such as USB, OPT, COAX, RCA, and 4.4mm.

The product comes with accessories like K9, power cord, headphone plug adapter, USB data cable, feet pads, fuse, stand, quick start guide, and voltage selection card. The key features of the product include high performance ES9068AS*2 DAC, THX AAA 788+ amplifier, dual-mode clock management, QCC5124 Bluetooth support, truly balanced design, and a dual-voltage linear transformer.

The K9 features high-performance dual cores with two ES9068AS DACs handling the left and right channels. The desktop-grade six-stage audio circuit ensures pure, delicate, and rich sound through I/V conversion, LPF filter, digital volume adjustment, buffer amplifier, pre-amplifier, and post-stage drive. The high-end amplifier provides power output up to 780mW at 300Ω and up to 2000mW at 32Ω.

The product also includes multiple LDOs in multiple stages, robust power supply with a linear transformer and 4700uF capacitors, and dual-mode clock management supporting up to 768kHz/32bit PCM and DSD512. Customers can choose between K9, K9PRO, or ESS K7 based on their preferences.

The customer reviews for the product are highly positive, with ratings ranging from 4.0 to 4.5 stars. The prices vary between $201.99 to $849.99 depending on the model chosen. Digital inputs include USB, OPT, COAX, and Bluetooth, while analog inputs include RCA and 4.4mm balanced.

In summary, the FiiO HiFi Desktop Setup offers a high-quality audio experience with advanced features, meticulous design, and performance-driven components, making it a top choice for audiophiles.

product information: