FX AUDIO Bluetooth 5.0 GE5654 Vacuum Tube Preamp Stereo Receiver HiFi DAC and Headphone Amplifier with Bass&Treble Management for Residence Audio (Black) (Renewed)

♪ 【Tube Headphone Amp】Adopts GE5654 vacuum tube design,can simulate pure sound,that’s comfortable and delicate, dynamic and pleasing;And adopts BUF buffer headphone amp circuit,OP amp IC OPA1656IDR,can drive common headphone and successfully cut back the distortion and noise of the headphone, enhance the signal-to-noise ratio,enhance the dynamic and sound high quality of the sound system.
♪ 【Bass&Treble Management】Manually rotate the potentiometer knob on the entrance panel to regulate bass and treble quantity, decreasing the amount to the left and rising the amount to the appropriate.
♪ 【MCU Clever Management】Adopts MCU clever management and comfortable energy on/off design,can change enter channel and cut back switching loss and noise, the impact is healthier than the automated change tools.
♪ 【Skilled-Degree Elements】Adopts superior profession-level digital parts,reminiscent of GE5654 tube,IC QCC3008,decoder IC ESS9023,OP IC 0PA1656IDR and JRC4556 excessive present output chip,in addition to relay, coupled audio capacitance;PCB board adopts black immersion gold craft and the tools shell is made from steel oxidation wire drawing course of,with steady sign, excessive temperature resistance, lengthy service life and different traits.