EverSolo DAC-Z10 DAC / Preamplifier / Headphone Amplifier at Vinyl Sound Buffalo, NY USA

The DAC-Z10 is the flagship standalone digital-to-analog converter, preamplifier, and headphone amplifier from EverSolo (Shenzhen, China), available at Vinyl Sound in Buffalo, NY, USA. Built on EverSolo's proprietary Fully Isolated Architecture (FIA), the DAC-Z10 uses a genuine dual-mono AKM AK4191 + AK4499 architecture with fully separated left and right channel signal paths, three independent toroidal linear power supplies, and the Eversolo Precision Core clock system combining an OCXO temperature-controlled crystal oscillator with PLL jitter suppression and FPGA clock reconstruction. Measured performance reaches a THD+N of 0.00008% and dynamic range of 130 dB. Awarded five stars by TechRadar and a Five Hearts top rating by HiFi Pig, the DAC-Z10 is available to audiophiles across Western New York at Vinyl Sound, an authorized EverSolo dealer in Buffalo.

Fully Isolated Architecture and Dual-Mono AKM DAC Design

The DAC-Z10 is built around EverSolo's Fully Isolated Architecture (FIA), a design philosophy that extends complete left/right channel separation from the digital input stage through to the analog output. Each channel is assigned its own dedicated AKM AK4191 delta-sigma modulator paired with an AK4499EX D/A converter — the same dual-chip Velvet Sound combination used in the DMP-A8 — but here implemented in a true dual-mono configuration where neither channel shares any circuitry with the other. Three independent toroidal transformers supply power to the left channel, right channel, and system/digital domain respectively, with EverSolo specifying power supply noise down to 42 µV. This level of channel independence eliminates crosstalk at the power supply level and ensures that the dynamic behavior of one channel cannot influence the noise floor of the other, translating directly into the 130 dB dynamic range figure and exceptional stereo image stability noted in critical reviews. All digital inputs are electrically isolated to prevent ground loop contamination from reaching the analog conversion stage.

Eversolo Precision Core Clock System

Clock quality is a primary determinant of DAC performance, and the DAC-Z10 addresses this with the Eversolo Precision Core system — a three-tier clock architecture combining an OCXO (Oven-Controlled Crystal Oscillator), a phase-locked loop (PLL) jitter suppressor, and an on-board FPGA that reshapes the I2S data stream and refines clock edges before they reach the DAC chips. The OCXO maintains a fixed, thermally regulated internal temperature to eliminate frequency drift from ambient changes, providing a stable reference oscillator regardless of warm-up state or operating duration. The PLL stage locks to this OCXO reference to suppress incoming jitter from USB, coaxial, or optical sources. For reference-level systems, the DAC-Z10 also accepts an external master clock input at 10 MHz or 25 MHz with selectable 50-ohm or 75-ohm termination impedance, enabling synchronization to a dedicated external clock generator for the lowest achievable jitter floor.

Fully Balanced Preamplifier, R2R Volume Control, and Analog Inputs

Beyond its DAC function, the DAC-Z10 includes a fully balanced analog preamplifier stage with dual-channel R2R relay-switched volume control operating independently for each channel, providing analog-domain attenuation with up to +10 dB of gain available for driving power amplifiers or active loudspeakers directly. Analog inputs — both XLR balanced and RCA single-ended — allow the DAC-Z10 to accept non-digital sources through the same R2R volume control and balanced output stage, functioning as a complete analog preamp hub for mixed digital and analog systems. The relay-switched R2R attenuator produces an audible click during volume adjustment, characteristic of relay-based designs, and preserves the full measured dynamic range at all listening levels without the bit-depth penalties of digital volume control. The balanced XLR and single-ended RCA outputs feed power amplifiers directly, simplifying the signal chain by eliminating a dedicated standalone preamplifier.

Headphone Amplifier, Connectivity, and Display

The DAC-Z10 integrates a dedicated headphone amplifier module with a front-panel 6.35 mm output delivering up to 1 W into 16-ohm and 32-ohm loads. Auto impedance detection adjusts the gain profile automatically when headphones are connected, with three selectable gain settings (high, medium, low) available for tailoring output to different headphone sensitivities. The headphone output is single-ended only; no balanced 4-pin XLR or 4.4 mm Pentaconn output is provided. Digital inputs include USB-B (DSD512 / PCM 768 kHz / 32-bit), I2S over HDMI with eight selectable modes (DSD512 / PCM 768 kHz), dual SPDIF coaxial, dual optical Toslink, AES/EBU, and HDMI ARC — all supporting PCM 24-bit / 192 kHz and DSD64 DoP on the SPDIF, optical, and AES inputs. Bluetooth 5.0 is provided via a Qualcomm QCC5125 module supporting SBC and AAC. A 12V trigger input and output enable automated power sequencing. The front panel features an 8.8-inch IPS touchscreen with electromagnetic shielding, displaying VU meters in vintage or modern styles, format information, and full system control. The EverSolo Control app mirrors the interface via smartphone or tablet, including LED knob color customization. A rechargeable metal remote control is included.

Key Features

• Fully Isolated Architecture (FIA): Genuine dual-mono design with separate AK4191 + AK4499 chipsets and independent signal paths for left and right channels from input to analog output.
• Three Independent Toroidal Linear Power Supplies: Dedicated supplies for left channel, right channel, and system/digital domain, with power supply noise down to 42 µV per rail.
• Eversolo Precision Core Clock System: OCXO thermally regulated oscillator, PLL jitter suppressor, and FPGA I2S data reshaping, with external 10 MHz / 25 MHz master clock input (50 ohm / 75 ohm).
• Dual-Channel R2R Relay Volume Control: Independent relay-switched R2R resistor network per channel with +10 dB analog gain, preserving full dynamic range at all attenuation levels.
• Fully Balanced Preamp with Analog Inputs: XLR and RCA analog inputs feed the balanced preamp stage, enabling the DAC-Z10 to function as a complete preamp hub for digital and analog sources.
• I2S Input with 8 Selectable Modes: HDMI I2S input supporting DSD512 and PCM 768 kHz with eight user-selectable pin configurations for compatibility with diverse digital transports.
• AES/EBU Input: Professional-standard digital input supporting PCM 192 kHz / 24-bit and DSD64 DoP for integration with broadcast and studio-grade sources.
• Dedicated Headphone Amplifier: Front-panel 6.35 mm output with auto impedance detection and up to 1 W into 16 and 32 ohm loads, with three selectable gain settings.
• THD+N 0.00008%, Dynamic Range 130 dB: Reference-class measured performance from the dual-mono AKM Velvet Sound architecture.
• 8.8-inch IPS Touchscreen: Electromagnetically shielded front-panel display with VU meters, format display, and full system control via touch or the EverSolo Control app.
• 12V Trigger In and Out: Automated power sequencing for compatible amplifiers and system components.

Technical Specifications

What's in the Box

• EverSolo DAC-Z10
• Metal remote control (rechargeable via USB-C)
• Power cable
• USB data cable
• USB drive (for firmware upgrade)
• Trigger cable
• Polishing cloth
• User manual

Awards and Critical Recognition

• Five Stars (5/5) — TechRadar, February 2026
• Five Hearts (Top Rating) — HiFi Pig, Oscar Stewart

Frequently Asked Questions

What is the EverSolo DAC-Z10?

The EverSolo DAC-Z10 is a flagship standalone DAC, fully balanced preamplifier, and headphone amplifier built on a genuine dual-mono AKM AK4191 + AK4499 architecture with fully isolated left and right channel signal paths, three independent toroidal linear power supplies, and EverSolo's Precision Core OCXO clock system. It delivers measured THD+N of 0.00008% and dynamic range of 130 dB, and includes analog inputs for use as a complete preamp hub. It was launched in November 2025 and is EverSolo's most advanced standalone DAC to date.

How does the EverSolo DAC-Z10 compare to the Chord Qutest and RME ADI-2 DAC FS?

The DAC-Z10 addresses a broader function set than either the Chord Qutest or RME ADI-2 DAC FS while competing on outright DAC performance. The Chord Qutest uses Chord's proprietary FPGA-based WTA filter architecture with no volume control or analog inputs, requiring a separate preamp in all systems. The RME ADI-2 DAC FS offers exceptional measurement performance and a powerful DSP and EQ toolkit but uses a single ESS ES9028Q2M DAC chip without a dual-mono implementation. The DAC-Z10 adds a genuine dual-mono AKM four-chip architecture, three independent toroidal power supplies, R2R relay volume control, analog XLR and RCA inputs for preamp functionality, a headphone amplifier, HDMI ARC, I2S input with eight selectable modes, and an 8.8-inch touchscreen — making it a complete system hub rather than a source-only converter.

Can the EverSolo DAC-Z10 connect directly to a power amplifier?

The DAC-Z10 connects directly to a power amplifier via its balanced XLR or single-ended RCA analog outputs, functioning as a full preamplifier with up to +10 dB of analog gain and dual-channel R2R relay volume control. No separate preamplifier is required. The analog inputs allow additional non-digital sources — such as a phono stage or CD player — to be connected through the same volume control and output stage, making the DAC-Z10 a complete signal hub for systems using the EverSolo AMP-F10 or other power amplifiers available at Vinyl Sound in Buffalo.

What is the Fully Isolated Architecture (FIA) in the DAC-Z10?

FIA (Fully Isolated Architecture) is EverSolo's design framework for the DAC-Z10 that enforces complete electrical separation between the left and right channels and between the digital and analog domains. In practical terms, each channel has its own AK4191 modulator, AK4499 converter, signal path, and dedicated toroidal linear power supply, with no shared circuitry between channels at any stage. The digital input stage is electrically isolated from the analog conversion stage to prevent noise from USB, coaxial, or network sources from entering the analog circuit. This architecture directly produces the DAC-Z10's 130 dB dynamic range and eliminates inter-channel crosstalk at both the power supply and signal path level.

Does the EverSolo DAC-Z10 support external clock input?

The DAC-Z10 accepts an external master clock signal at either 10 MHz or 25 MHz with selectable 50-ohm or 75-ohm input impedance, enabling synchronization to a dedicated external clock generator for the lowest achievable system jitter. This feature is designed for reference-level systems where a master clock is distributed to multiple digital components. For most listeners, the onboard Precision Core OCXO clock system provides a reference-grade timing source without an external clock, but the input is available for those building clock-synchronized digital rigs around devices such as the EverSolo T8 streaming transport.

Is the EverSolo DAC-Z10 suitable for headphone listening?

The DAC-Z10 includes a dedicated headphone amplifier module with a front-panel 6.35 mm output delivering up to 1 W into 16-ohm and 32-ohm loads, with automatic impedance detection and three selectable gain settings for matching different headphone sensitivities. This output level is sufficient to drive a wide range of full-sized dynamic and planar magnetic headphones. The headphone output is single-ended only — no balanced 4-pin XLR or 4.4 mm Pentaconn output is provided — so listeners using headphones with proprietary balanced cables will need a single-ended adapter.

Where can I buy the EverSolo DAC-Z10 in Buffalo, NY?

The EverSolo DAC-Z10 is available at Vinyl Sound, an authorized EverSolo dealer in Buffalo, New York, serving audiophiles across Western New York. Vinyl Sound carries the full EverSolo lineup including the DAC-Z10, DMP-A10, DMP-A8, and AMP-F10, and provides expert system integration advice for pairing the DAC-Z10 with matching power amplifiers and streaming transports. Purchasing from an authorized dealer ensures full factory warranty coverage and product support.