USB DAC Amplifier

AI-303

This desktop audio amplifier accommodates a compact amplifier module with Bluetooth® receiver and USB audio input to playback Hi-Res sound source.
Only 215mm in width, ideal for high quality sound playback on TVs and notebook PCs

AI-303
AI-303

USB DAC Amplifier

AI-303

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Update Information

Latest version info
Firmware V1.35 (rel5)
Firmware V1.35 (rel5)
  •  Fixed an issue where the playback sound occasionally cuts out continuously when playing DSD audio files.
Firmware V1.30 (rel4)
  • Fixed an issue where the system became unstable when turning on the power from standby mode while HDMI was connected.
  • Changed the display color of PCM's Fs from green to blue to improve distinguishability from the codec display during Bluetooth playback.
Firmware V1.22 (rel3)
  • Production maintenance.
Firmware V1.21 (rel3)
[Maintenance]
  • The condition for going to sleep has been changed. USB/Bluetooth/COAXIAL/OPTICAL will not go to sleep even if silence continues.
  • When a source other than HDMI is selected, it is not synchronized to HDMI MUTE.
  • Fixed a problem in which HDMI power-on synchronization was disabled when connecting to some TVs.
Please check the Update Manual to update your equipment and the Release Notes for further information regarding updated contents.