Bluetooth Vacuum Tube Preamp, 2 Channel Audio Preamplifier, Hi-Fi Headphone Amp, w/VU Meter, Optical, Coaxial, Remote Control, for HiFi Home Speakers

Exquisite and compact, with a retro VU meter, when listening to HiFi music, the pointer changes with the warm light music, and the spectrum light flashes and jumps with the sound of the music, dynamically decorating the sound space with a retro and cool feeling Specifications: Audio input: Bluetooth/PC-USB/coaxial/optical/stereo RCA/3.5mm AUX Audio output: optical fiber/stereo RCA/3.5mm AUX/3.5mm headphone jack USB maximum sampling rate: 384KHz/32Bit Coaxial/optical maximum sampling rate: 192KHz/24Bit Bluetooth version: 5.1 Frequency response: 20Hz-20kHz (±1.8dB) Treble/bass range: ±10db Output level: 2V Headphone jack output power: 750mW Working voltage: DC 12V (≥1.5A) Dimensions: 224*86*95mm Product includes: 1*Vacuum Tube Preamp 1*Remote Control

• Versatile design with tone knobs for precise bass and treble tuning, plus a remote control for easy adjustments; features a color-variable VU meter that enhances any listening environment.
• Compatible with most audio devices, including smartphones, tablets, computers, and TVs, making it ideal for audiophiles with diverse setups.
• Integrated vintage vacuum tubes and OLED screens deliver warmth to your sound while visually displaying audio dynamics for an engaging experience.
• Preamp design maximizes the potential of vacuum tubes, offering a rich audio experience; the pluggable socket allows for easy tube rolling to customize sound.
• Multiple inputs and outputs including Bluetooth, USB, coaxial, optical, stereo RCAs, and 3.5mm AUX; headphone, RCAs, and AUX outputs can be used simultaneously for versatile connectivity.