FiiO K9 Pro ESS Headphone Amplifier Desktop USB DAC THX AAA 788

Features:-

>TOTL ESS DAC chip.

>Clean and Powerful THX AAA 788+ amplification circuit.

>Premium XMOS USB processor.

>Dual independent femtosecond clocks.

>Qualcomm's latest QCC5124 Bluetooth chip.

>Supports high-resolution LDAC APTX HD AptX Adaptive wireless transmission codecs.

>Fully balanced design.

>Dual voltage linear transformer.

>Supports MQA unfolding.

>Precise volume adjustment.

>Three gain modes.

>Multiple input/output options.

>Application control.

>Exceptional Aluminum chassis.

Technical Parameters:-

>Power supply: AC+Built-in linear power supply.

>Digital inputs: USB/Coaxial/Optical/Bluetooth.

>Analog Input: R/4.4mm Balanced.

>USB B and USB C connectors.

>Headphone outputs: 4-pin XLR/4.4mm Balances 6.35mm single-ended.

>Line-out: R/XLR.

>Audio clock: High-precision PLL+Dual crystal oscillators.

>Audio circuit stages: 6.

>Output power(SE): 1.9W(32Ω) 278mW(300Ω).

>Output power(Bal): 2W(32Ω) 1.1W(300Ω).

>Max output voltage: 46Vpp.

>THD+N: ≤0.0003%.

>SNR: ≥125dB.

FiiO has introduced its latest flagship USB DAC/Amp system meet the all-new FiiO K9 Pro. It is loaded with top-of-the-line audio hardware including AK4499 Premium 32-Bit 4-channel DAC THX AAA-788+ amplification circuit Linear power supply Dual independent crystal oscillators ensuring true-high-resolution performance. FiiO K9 Pro has full MQA decoding support. It has a fully balanced circuit design upgrade your desktop headphone chain with the K9 Pro today!!

True High-Res Audio Decoding With TOTL AKM DAC Chip:-

FiiO has trusted a flagship audio decoding chip from AKM Technologies to be the heart and core of the K9 Pro. It is equipped with AKM's top-of-the-line ESS chip that provides excellent High-Res signal decoding. It helps the K9 Pro to achieve ultra-low THD+N and high SNR ratings ensuring quality performance for the users. Experience your favorite music with ultimate clarity and rich tonality thanks to the ESS chip in the K9 Pro.

THX AAA A Trusted AMP Circuitry Partner For FiiO:-

FiiO has partnered with THX AAA to feature their premium THX AAA 788+ amplification circuit in the K9 Pro. THX is a well-established brand that designs high-quality amplifier circuits to feature in high-end audio gears. The THX AAA 788+ provides crisp audio signal amplification while maintaining low distortion and clean background. K9 Pro with the THX AAA 788+ produces a powerful thrust with a max power rating of up to 46Vpp when driving high-impedance loads. It supports up to 2W of undistorted output rating with low-impedance loads.

High-Res Audio Signal Decoding With MQA Support:-

FiiO has equipped the K9 Pro with latest-gen XMOS USB processor that enables the K9 Pro to decode high-resolution PCM and DSD audio signals. It also supports full MQA decoding bringing the users close to true high-res sound performance.

Fully Balanced Chips & Circuit Design:-

FiiO K9 Pro is a flagship-grade HiFi Audio DAC and Amplifier. It has a four-channel DAC four-channel volume adjustment and four-channel amp arranged in a truly balanced design. This balanced design ensures there is minimal interference in the audio signal.

Ultra-Low Jitter Clock Management System:-

FiiO K9 Pro has dual femtosecond clocks arranged in a precise clock management system. It provides ultra-low jitter in the output signal from multiple sources. Users can connect multiple connections with the K9 Pro without worrying about any kind of interference between them. This ultra-low jitter clock system makes it easier to handle different sources while maintaining maximum quality performance.

Six-Stage Audio Circuit:-

K9 Pro features a six-stage audio circuitry for true high-resolution performance. Whenever you play music with K9 Pro the audio signal goes through I/V conversion LPF Filter Volume Control Buffer Amplifier Pre-AMP and Output-Amp stages. The high-quality audio components on these circuits ensure you get ultra-low distortion and quality performance.

Qualcomm's Latest Bluetooth Chip:-

FiiO K9 Pro provides an excellent wireless Bluetooth connection that is highly stable and reliable. It is equipped with Qualcomm's latest QCC5124 Bluetooth chip bringing high-res wireless streaming to the K9 Pro. FiiO K9 Pro supports LDAC AptX HD AptX Adaptive AptX SBC and AAC transmission codecs.

Multiple Input/Output Options:-

FiiO K9 Pro is a flagship-grade desktop DAC and Headphone Amp. FiiO has left no stone unturned in making the K9 Pro a feature-rich product. It has a plethora of input and output ports that includes Bluetooth Coaxial Optical USB R 4.4mm for signal input and 4-pin XLR 6.35mm 4.4mm for headphone output and R + XLR line-outs.

Features Of K9 Pro ESS:-

>High-Performance Dual DAC Chipset(2xES9038 Pro).

>Clean and Powerful THX AAA 788+ amplification circuit.

>Premium XMOS XU208 USB processor.

>Dual independent femtosecond clocks.

>Qualcomm's latest QCC5124 Bluetooth chip.

>Supports high-resolution LDAC APTX HD AptX Adaptive wireless transmission codecs.

>Fully balanced design.

>Dual voltage linear transformer.

>Supports MQA unfolding.

>Precise volume adjustment.

>Three gain modes.

>Multiple input/output options.

>Application control.

>Exceptional Aluminum chassis.

Technical Parameters:-

>Power supply: AC+Built-in linear power supply.

>Digital inputs: USB/Coaxial/Optical/Bluetooth.

>Analog Input: R/4.4mm Balanced.

>USB B and USB C connectors.

>Headphone outputs: 4-pin XLR/4.4mm Balances 6.35mm single-ended.

>Line-out: R/XLR.

>Seven Digital Filters.

>PCM Decoding: Up to 32-Bit/384kHz.

>DSD256 native decoding.

>Audio clock: High-precision PLL+Dual crystal oscillators.

>Output power(SE): 2.1W(16Ω) 281mW(300Ω).

>Output power(Bal): 2.1W(32Ω) 1.1W(300Ω).

>THD+N: ≤0.00025%.

>SNR: ≥129dB.

>Line level: Up to 5Vrms.

Limited availability of AKM DAC Chips in the market has made manufacturers design their products with the ESS DAC Architecture. FiiO has introduced a brand new ESS variant to their top-tier K9 Pro Desktop DAC/AMP meet the all-new FiiO K9 Pro ESS. While most of the things here are kept the same as with the non-ESS Variant like the THX Amp section the dual linear power supply and more now we have got a rich Dual DAC chipset on the K9 Pro ESS Version. In terms of looks we have god a stylish Aluminum alloy PVD gold-plated Volume knob. The ESS variant for the K9 Pro delivers a top-tier sound performance with an ultimate clean background. Take your desktop audio chains to another level of awesomeness with the all-new FiiO K9 Pro ESS.

The Almighty K9 Pro AKM Vs The Latest K9 Pro ESS:-

The core difference between the OG K9 Pro AKM and the latest K9 Pro ESS will be the Dual DAC chipset with the latest K9 Pro ESS. With a Dual DAC chipset configuration we get to experience the power of dual ES9038 Pro DAC chips producing crisp resolution and details. We have got 7 digital filters now on the new K9 Pro ESSS it also has an aluminum alloy volume knob with PVD Gold-plated edges. K9 Pro ESS has got a better improved look. The new K9 Pro has also got slight improvements in the power output ratings.