iFi Audio - Zen DAC V3 DAC / Headphone Amp - Dark Drey

The K7 is a desktop DAC and headphone amplifier designed for both HiFi listening and gaming setups. Powered by the AKM AK4493SEQ DAC chip and XMOS XU208 USB processor, it supports high-resolution PCM 32-bit/384kHz and DSD256 playback for detailed, low-noise audio performance. The K7 features Bluetooth, USB-C, optical, and coaxial inputs, along with 3.5mm single-ended and 4.4mm balanced headphone outputs delivering up to 2100mW output power. A built-in microphone input, bass and treble controls, and RCA outputs make it ideal for headphones, gaming consoles, desktop audio systems, and streaming setups.

The most competitive and cost-effective desktop balanced DAC/Amp within the 300-USD range. Adopts the six-stage audio circuit as in FiiO’s high-end devices, and features 2 AMK’s latest AK4493SEQ DACs and dual THX AAA 788+ amps. Supports multiple outputs- 4.4mm balanced out, 6.35/3.5mm single-ended out, as well as multiple inputs- USB, optical, coaxial and AUX in. Comes with versatile functions as well as robust output power- 1% THD+N under BAL output, 2000mW stable output power, which can drive most headphones, including full-size headphones. Supports input selections, 2 gain levels and 3 output levels, and features RGB indicator lights that can display the working state and differentiate sampling rates.

DX-3 Headphone Amplifier with the ESS Sabre ES9028PRO DAC, renders music via PC-USB input (32-bit/384kHz), Coaxial/Optical (24-bit/192kHz), aptX HD Wireless Bluetooth and legacy audio equipment via an AUX RCA input.