Douk Audio ST-01 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers [Upgrade]

Douk Audio ST-01 200W Bluetooth Amplifier Unique and amazing combination: Douk Audio ST-01 200W  amplifier Integrated with VU meter into whole in such a mini size, when enjoy HiFi music, the pointer dancing in the warm light with strong vintage feelings, dynamically decorates the audio system space. HiFi clear sound with tone control: Bluetooth Amplifier Resonable circuit and concise wiring, adopts vacuum tubes to soften the sound and filter out the digital feelings, sounds warm and sweet without noise. Also with treble and bass knobs to adjust one's own preferable sound styles, Douk Audio ST-01 200W Bluetooth Amplifier presents HiFi music with rousing highs and deep lows. Douk Audio ST-01 200W Bluetooth Amplifier Strong output power and special AUX output: Use TI's classic power amp IC, each channel can output 100W(4Ω) and easily to drive all 3-8Ω passive speakers, adds 3.5mm AUX output easy to connect another amplifier or active speaker / subwoofer to build multiple channel system an