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Khadas Tone 2 Pro Technical Specifications Released!!

Khadas Tone 2 Pro Technical Specifications Released!!

Khadas’s brand new Hi-Fi DAC, the Tone 2 Pro is officially launching  at 00:00 PST December 16th. We know you all have been waiting eagerly for this ultra-slim desktop DAC, This powerful device is equipped with a high-end ES9038Q2M DAC chip from Sabre technologies along with four high-performance OPA1612 Operational Amplifiers. It is up to date with full MQA decoding support for a high-quality audio experience for its users.

Tone 2 Pro-2

The main attraction with the Tone 2 Pro is the latest Balanced RCA plugs, for which more info was shared in our previous blog here. Today, just before the launch of the Tone 2 Pro Khadas has released its technical parameters. Check them out below:-

Technical Specifications of Khadas Tone 2 Pro:-

>Model Name: Tone 2 Pro.

Build Parameters:-

>Colors Available: Black, Red, Blue.

>Enclosure/Volume Knob Build Material: Aircraft-Grade Aluminum.

>Bottom Cover Material: ABS, Polycarbonate.

>Foot Pad Material: Silicone.

DAC Performance(Balanced RCA):-

>THD+N: 0.000126%(-118dB).

>THD+N, A-Weighted: 0.000112%(-119dB).

>Noise: 3.5uVrms.

>Noise, A-Weighted: 2.75uVrms.

>DNR: 121dB.

>DNR, A-Weighted: 123.5dB.

>Crosstalk, 200kΩ: >120dB.

>Output, 200kΩ: 4.0Vrms.

>Frequency Response: 20Hz-20kHz, ±0.15dB.

DAC Performance(RCA Single-Ended):-

>THD+N: 0.000158%(-116dB).

>THD+N, A-Weighted: 0.000141%(-117dB).

>Noise: 2.0uVrms.

>Noise, A-Weighted: 1.6uVrms.

>DNR: 119dB.

>DNR, A-Weighted: 122dB.

>Crosstalk, 100kΩ: >118dB.

>Output, 100kΩ: 2.0Vrms.

>Frequency Response: 20Hz-20kHz, ±0.15dB.

Headphone Amplifier Performance(4.4mm Balanced Port):-

>Output Impedance: 2.4Ω.

>THD+N, 1kHz, 300Ω: 0.000158%(-116dB).

>THD+N, 1kHz, 150Ω: 0.000158%(-116dB).

>THD+N, 1kHz, 32Ω: 0.000282%(-111dB).

>Noise: <4.2uVrms.

>DNR: 121dB.

>Max Output @300Ω: 83mW(5.0Vrms).

> Max Output @150Ω: 167mW(5.0Vrms).

>Max Output @32Ω: 211mW(2.6Vrms).

>Max Output @16Ω: 123mW(1.4Vrms).

>Crosstalk, 32Ω: >117dB.

>Frequency Response: 20Hz-20kHz,  ±0.15dB.

Headphone Amplifier Performance(3.5mm Single-Ended):-

>Output Impedance: 1.2Ω.

>THD+N, 1kHz, 150Ω: 0.000200%(-114dB).

>THD+N, 1kHz, 32Ω: 0.000282%(-111dB).

>Noise: <2.4uVrms.

>DNR: 119dB.

>Max Output @150Ω: 35.3mW(2.3Vrms).

>Max Output @32Ω: 125mW(2.0Vrms).

>Max Output @16Ω: 114mW(1.35Vrms).

>Crosstalk, 32Ω: >69dB.

>Frequency Response: 20Hz-20kHz,  ±0.15dB.

DAC Sampling Rate Support:-

>USB Input: PCM 384kHz/32-Bit.

>USB Input: DSD512 Natively.

>Coaxial Input: 192kHz/24Bit.

USB Processor:-

XMOS XU216, 16 Real-time Logical Cores.

DAC Chipset:-

ESS ES9038Q2M, 32-Bit Stereo Mobile Audio DAC.

Amplifier Chipsets:-

>I/V Stage: TI OPA1612x2.

>LPF Stage: TI OPA1612x2.

>Buffer Stage: RT6863Dx3.

Ultra-Low Noise LDOs:-

>1xESS ES9311Q, 1.3uVrms(10Hz-100kHz).

>5xADI ADP151, 9uVrms(10Hz-100kHz).

Jitter Filter Technology:-

>Built-in Intel Altera MAX V CPLD, Pre-shaping Technology.

>Accusilicon AS318-B Series Professional Audiophile Crystal Oscillator.

O/S Compatibility:-

>Windows 7, 8, 10(Khadas USB ASIO driver required).


>Linux(with UAC2 compliant kernel).

>Android(Support OTG function).

>iPadOS & iOS.

Rated Voltage:-

DC 5V.




17.0mm(h) x 88.0mm(w) x 61.5mm(l)/68.0mm(with RCA).


100 grams.

Please note:-

>PCM 32-Bit/768kHz support requires a dedicated firmware package with digital volume control disabled.

>iPhone connection required USB-C to Lightning(Apple C78-USB) cable, normal Lightning charging cables will not work.

Tone 2 Pro-3

Supreme Output Performance With Ultra-Low Distortion & Noise Floor:-

The Tone 2 Pro has an ultimate audio performance with super low distortion ratings of around 0.000126%(Bal RCA)/0.000158%(4.4mm), and low noise levels of less than 4.2uVrms. We can expect a super clean output with ultra-low distortion and a pitch dark noise-free background in our audio output.

Compatible With Sensitive Gears:-

Tone 2 Pro-5

The headphone output ports(4.4mm/3.5mm) have a super-low output impedance of just 2.4Ω/1.2Ω. You can pair your sensitive IEMs/Headphones with the Tone 2 Pro without any noise issues.

Premium Build Materials:-

The Tone 2 Pro is made up of high-quality premium components. The Volume Knob and Casing are made of Aircraft-Grade Aluminum material, the bottom cover is made up of ABS, Polycarbonate materials. Overall the ultra-slim Tone 2 Pro has a sturdy and premium build quality with class-leading materials.

Tone 2 Pro-4

So, here it is the much-awaited Tone 2 Pro just right around the corner. Shipments for the first batch will begin from 29th December, 2020. Only 100 pieces in three colors are available in the first batch. You can pre-order the Tone 2 Pro for super-early-bird price of just 179.90$. It is a superb deal for the awesome powerful Tone 2 Pro. Grab it before the super-early bird offer ends and it reaches its retail price of 199$.  Shipments for the pre-orders after 100 pieces will begin from 15th Jan, 2021. Check out more details here.

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