【5.0 Bluetooth Receiver】Adopts chip QCC3008 , decoder chip ESS9023 and Bluetooth audio signal I2S output,can greatly improve Bluetooth audio effect ,SNR and reduce distortion.
【Tube Headphone Amp】Adopts 6K4 vacuum tube design,can simulate natural sound,that is soft and delicate, dynamic and pleasing;And adopts BUF buffer headphone amp circuit,OP amp IC OPA1656IDR,can drive regular headphone and effectively reduce the distortion and noise of the headphone, increase the signal-to-noise ratio,improve the dynamic and sound quality of the sound system.
【Bass&Treble Control】Manually rotate the potentiometer knob on the front panel to adjust bass and treble volume, lowering the volume to the left and increasing the volume to the right.
【MCU Intelligent Control】Adopts MCU intelligent control and soft power on/off design,can switch input channel and reduce switching loss and noise, the effect is better than the automatic switch equipment.
【Professional-Level Components】Adopts advanced profession-level electronic components,such as 6K4 tube,IC QCC3008,decoder IC ESS9023,OP IC 0PA1656IDR and JRC4556 high current output chip,as well as relay, coupled audio capacitance;PCB board adopts black immersion gold craft and the equipment shell is made of metal oxidation wire drawing process,with stable signal, high temperature resistance, long service life and other characteristics.
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