Q3 DAC Digital to Analog Converter Decoder USBCoaxOpt Headphone Amp

**********Q3 is a digital to analog converter with PC-USB/Optical/Coaxial input and RCA/ 6.35 mm headphone output, which can used with laptop, desktop computer, mobile phone (with OTG function), TV, Apple TV, DVD/Blu-Ray player or CD player and so on, meeting different requirements of home stereo audio system. *****PC-USB is plug-and-play, no need for any driver, it can process digital audio at any bit depth up to 24 bits and any sample rate to 96 KHz with high signal-to-noise ratio and low distortion. High-performance headphone output is designed for a wide range of headphones.

*****Not only with volume control knob that can adjust both the headphones and RCA output, but with treble and bass control which is specially designed for audiophile to enjoy much delicate and smooth HiFi sound. *****Adopting high-end chip combination SA9023 USB chip+CS8412 DAC chip+97220 headphone amp chip to achieve better sound quality, and NE5532 op amp which uses analog circuit design to greatly improve trebl