TEAC AI-303 USB DAC / Integrated Amplifier

The TEAC AI-303 combines a premium USB DAC, high-efficiency stereo amplifier, and dedicated headphone amp into one ultra-compact chassis—offering serious audiophile performance in a desktop-friendly size.

Designed as an all-in-one digital hub for computers, TVs, gaming systems, and streaming devices, the AI-303 supports USB-C audio, HDMI ARC, Bluetooth® LDAC, and full high-resolution playback up to 768 kHz / 32-bit PCM and DSD512. Whether you’re listening through speakers or headphones, the AI-303 delivers rich detail, exceptional clarity, and ultra-low distortion.

For home entertainment, the HDMI ARC port transforms your TV’s sound with ease—letting you control volume with your TV remote. Bluetooth with LDAC and aptX HD ensures crystal-clear wireless music streaming from mobile devices, while USB-C provides the highest resolution for PC/Mac audio.

A dedicated subwoofer output lets you build a powerful 2.1 system, ideal for desks, gaming setups, bedrooms, and compact living spaces.

Crafted in TEAC’s signature aluminium design, the AI-303 is available in black or silver and blends beautifully into any modern audio environment.

Key Features

• Premium USB DAC + Integrated Amp + Headphone Amp
  All-in-one solution for desktop and home hi-fi.

• USB-C digital input
  High-resolution audio playback up to 768 kHz/32-bit PCM & DSD512 (22.5 MHz).

• HDMI ARC
  Enhances TV sound with simple volume control via TV remote.

• Bluetooth® 5.1 with LDAC & aptX HD
  High-quality wireless audio streaming from smartphones and tablets.

• Discrete Headphone Amplifier
  Delivers clean, powerful output for headphones and IEMs.

• 2-Channel Class-D Amplifier
  Efficient, low-noise power that easily drives bookshelf speakers.

• Dedicated Subwoofer Output
  Build a full 2.1 audio system.

• High-precision 32-bit volume control
  Smooth, accurate operation with minimal channel imbalance.

• Aluminium Front Panel & Compact Chassis
  Premium TEAC styling that fits anywhere.

Technical Specifications

(From the official TEAC Japan page)

Amplifier

• Output Power:
  25 W + 25 W (4 Ω)
  14 W + 14 W (8 Ω)

• Amplifier Type:
  Class-D digital amplifier

Digital Audio

• USB-C Input:
  PCM 44.1–768 kHz / 16–32-bit
  DSD 2.8 / 5.6 / 11.2 / 22.5 MHz (DSD64–DSD512)

• Optical / Coaxial:
  PCM up to 192 kHz / 24-bit

• HDMI ARC:
  PCM 32–192 kHz

Bluetooth®

• Version: 5.1

• Codecs: LDAC, aptX HD, aptX, AAC, SBC

Connections

• Inputs:
  USB-C, HDMI ARC, Optical x1, Coaxial x1, Bluetooth®

• Outputs:
  Speaker terminals (L/R)
  Subwoofer pre-out
  6.3mm headphone output

General

• Dimensions: 182 × 53 × 155 mm

• Weight: 1.2 kg

• Finish: Black or Silver