* Since manufacturer support has been completed, it is inexpensive and is sold as is. Comes with original box! A D/A converter that also functions as a high-resolution USB-DAC and Bluetooth receiver. Equipped with ESS Technology's latest generation flagship DAC chip “ES9038PRO.” In addition to PCM sound sources of up to 32 bits/768 kHz, the USB input supports playback of high-resolution sound sources with the highest specifications, such as being compatible with playback of DSD sound sources of up to 22.6 MHz (DSD512). The OPPO app is closed and cannot be used as a network player (Murakoshi Yoichi)
Maintenance information: 2026.5.13 sound output confirmed
Accessories: power cable, instruction manual, original box
Main specifications: USB audio input (USB B type) input format stereo PCM stereo DSD (DoP v1.1 or native) PCM sampling frequency 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz, 352.8 kHz, 384 kHz, 705.6 kHz, 768 kHz PCM quantization bits 16 bits, 24 bits, 32 bit DSD Sampling frequency 2.8224 MHz (DSD64) 5.6448 MHz (DSD128) 11.2896 MHz (DSD256) 22.5792 MHz (DSD512, native only) [coaxial, optical digital input] input format stereo PCM stereo DSD (DoP v1.1) PCM sampling frequency 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz DSD sampling frequency 2.8224 MHz (DSD64 DoP v1.1) compatible audio formats AAC · AIF · AIFC · AIFF · APE · FLAC · M4A (Apple Lossless) ALAC · OGG · WAV · WMA · DSF · DFF maximum sampling frequency PCM 192 kHz/24 bit · DSD 2.8224 MHz (DSD64) W254 × H76 × D360mm 4.7 kg
The remote control is out of stock, so it's cheap. A compact A4 size headphone amplifier with built-in D/A converter. The DAC chip is equipped with 2 of the latest Asahi Kasei Electronics' DAC VERITA AK4490, and is compatible with native playback in DSD 11.2 MHz and PCM 384 kHz/32 bit formats! Using a high-precision volume that can be set in 256 steps, it can also be used as a higher quality preamp. There are multiple line scratches on the top plate (Sasaki Shota)
Maintenance information: 2026.5.10 operation confirmed
Accessories: manual, original box, power cable
Main specifications: PCM data sampling frequency 32/44.1/48/88.2/96/176.4/192kHz DSD data sampling frequency 2.8 MHz (compatible with 176.4 kHz/24 bit DOP transmission) USB input sampling frequency 32/44.1/48/88.2/96/176.4/192/352.8/384 KHz W290 × H84.5 × D248.7mm 4.2kg
The disposal price has been reduced! (Member price not applicable) 2026/4/19 sales price 118,000 yen This is a fully balanced D/A converter headphone amplifier compatible with MQA full decoding. Equipped with Asahi Kasei AK4497. You can enjoy sufficient quality as a headphone amplifier. Please enjoy the detailed, three-dimensional sound with lots of spells. There are no noticeable scratches on the exterior. Serial X7-DAC 287 (Tamura Eiji)
Maintenance information: 2026.4.18 Operation confirmed
Accessories: instruction manual, connection cable
Main specifications: USB Audio: MAX PCM32bit/384kHz, DSD Native 256, DOP128 USB-A, USB-B, miniUSB Digital Input: OPT/MAX PCM 32bit/192kHz COAX/MAX PCM 32bit/192kHz AES/EBU: MAX PCM 32bit/192 kHz JAVS Link3 (I2S-HDMI Cable) · MAX PCM 32 bit/192 kHz, DSD Native 256, DOP256 W260 x H67 x D215 mm weight 2.6 kg
It is a D/A converter that was sold in the early 1990s and can play music that is faithful to the original sound due to 32 times oversampling. You can enjoy a thick, instantaneous sound. In particular, the springy expression in the mid to low range stands out in the JAZZ/ROCK series. There are thin scratches scattered on the top plate. Serial 101062-90 (Fujisawa Yukishi)
Maintenance information: 2026.5.1 operation confirmed
Accessories: instruction manual, power cord, conversion plug
Main specifications: input BNC coaxial x 2, TOS x 1 DSP Digimaster software 32 times oversampling input 32 kHz, 44.1 kHz, 48 kHz automatic switching W445 x H68 x D360 mm 6.5 kg
A D/A converter made in China. A powerful machine that is small but cannot be underestimated. The well-outlined sound image and natural expanse are attractive, and you can feel that the quality exceeds the price range. This compact DAC is also ideal for desktop applications. The exterior is generally good (Matsumoto Tsuyoshi)
Maintenance information: 2026.4.30 sound output confirmed
Accessories: instruction manual, power cord, connection cord, original box
Main specifications: W95xH25xD80mm 198g
The price has been reduced! 2026/4/19 sales price 34,800 yen with box! A very convenient wireless music streamer to have at home. As a Roon Ready compatible device, it is also compatible with full MQA decoding, making it easy and inexpensive, and has excellent sound quality and cost performance. It is also equipped with a digital output, and it is also attractive that it can be developed by connecting to an external DAC. The exterior is dull and sticky. serial K9zn2iJpnb262244 (Yonejima Satoshi)
Maintenance information: 2026.4.19 Operation confirmed
Accessories: instruction manual, power cable, connection cord, original box
Main specifications: Compatible formats FLAC, MQA, WAV, AIFF, MP3, AAC, OGG, WMA-L, ALAC, OPUS compatible sampling frequency 32-192 kHz compatible bits 16-24 bits SNR 110 dBA compatible cloud services (Spotify, Amazon Music, TIDAL, Deezer, Qobuz, Murphy, Napster, KKBox, Bugs, Taihe Music Zone, SoundMachine) W220 x H46 x D146 mm 1.12 kg
Very compact D/A converter. The sound is clear and easy. The exterior is dull (Matsumoto Tsuyoshi)
Maintenance information: 2026.2.15 Operation confirmed
Accessories: AC adapter
Main specifications: PCM32/44.1/48/96kHz output terminal XRCA input terminal optical digital/coaxial digital W42 ✕ H23 ✕ D65mm weight 120g