HiFi Rose RS250 Network Streamer - Open BoxPure Sound Flagship Single Stereo Design DAC RS250 with built in ESS flagship DAC (ES9038 Q2M) provides low noise, low distortion ultra high resolution sound, and rich analog density through proprietary processing that supports PCM 32bit 768KHz and Native DSD512 (22. 5792Mhz). Analog Acoustic Sensitivities Acoustic engineers and audio craftsmen with 30 years of experience tune the device to deliver the original impression and intention of high quality