AIYIMA T5 HiFi QCC3003 bluetooth 5.0 Tube Preamplifier Stereo Audio Preamp OLED display USB Headphone Amplifier amp PC-USB DAC with remote Bass Treble adjust

Parameters: Chip : CSR8635+HS100B+MC33078+PT7314+6K4 PC-USB input sampling frequency: 16bit44.1k/48khz THD: 0.01% Support PC-USB system: XP/Vista/W7/W8/W10/LINU/XMAC/ OS/ X Bluetooth VER: 4.2 CSR8635 Bluetooth matching impedance: 16-64? Signal to noise ratio: ?98db Headphone maximum power output: 40mW~500mW/300~32 ohms Bass and treble range: ±14dB Size: 129*107*32.5mm RCA output level: 2.3V Fr...