DAC that converts USB input to analog output. - Model: AT-HRD1 - Input Type: USB - Output Type: Analog Output - Indicator: LED Indicator - Power: External power supply connection audio-technical Audio-Technica DIGITAL TRANSPORT D/A CONVERTER Digital Transport D/A Converter I was using it without any problems until recently. You can listen to high-resolution audio sources with an old car audio system that doesn't have a digital output. Supports PCM 32-192kHz/32bit. - Uses the SAVITECH BRAVO-HD SA9226 USB Audio IC. - Employs the high-quality DAC AKM AK4452. - Uses the ultra-low distortion, low-noise op-amp TI RC4580. It suppresses unwanted distortion and reproduces clear mid-high frequencies. - USB DAC that supports asynchronous mode, enabling smooth data exchange. - Equipped with a maximum output switching switch that can be changed depending on the connected device. - Features a sampling indicator that displays the sampling rate of the input digital signal in 6 stages.