It is a USB-connected bus-powered D/D converter that uses the C-Media “CM6642” as the digital audio control IC and is compatible with high-resolution sound sources (maximum 24 bit/192 kHz) (Tamura Eiji)
Maintenance information: 2024.4.13 operation confirmed
Accessories: instruction manual, original box
Main specifications: digital input: USB TypeB terminal USB 1.1/2.0 compatible, USBAudioClass 1.0/2.0 compatible digital output: coaxial digital audio output (COAXIAL) optical digital audio input (square) compatible format: PCM maximum 24 bit 192 kHz W40 x H25 x 81 mm 90 g
The price has been reduced. 2024/4/29 sales price 13,000 yen. ※Operation has been confirmed, but since it is cheap, it will be handed over as is. It is a high-resolution DAC equipped with the high sound quality DAC PCM1794A from TI's audio IC brand Burr-Brown. By using it between a PC and audio, high-resolution playback on a PC is possible, and it delivers powerful and precise sound (Kobayashi Hitoshi)
Maintenance information: 2024.4.27 Operation confirmed
Accessories: power cable
Main Specifications: Format: PCM [USB] maximum 24 bit 96 kHz [optical/coaxial digital input] maximum 24 bit/192 kHz digital input [3 systems] USB TypeB terminal/optical digital audio input (square type) coaxial digital audio input SNR: 109 dB dynamic range: 110 dB total harmonic distortion: 0.004% or less (20Hz-20kHz) DAC IC: Texas Instruments Burr- Brown PCM1794A compatible OS: Windows 10/8 (8.1) 7/Vista/XP/2000/macOS X/9.1 or later