FX-AUDIO TUBE-03 Mini HiFi Audio Preamplifier 6K4 Vacuum Tube Amplifier Buffer Treble Bass Adjustment RCA Preamp BOX01 Mini MM PHONOGRAPHIC Cartridge Preamp HIFI AMP Music Amplifier for Vinyl Record Player

Features:
With a wide applied range and practicability, it can fit the majority of active speakers and power amplifiers in the market.
The replaceable 6K4 vacuum tubes design can optimize the circuit.
The audio part and the power part are completely separated, which minimizes the interference to the sound.
The timbre is soft and beautiful, sweet and warm, and with powerful bass, penetrating treble.
With treble and bass adjustment, single power supply, it's small and portable, brings you much fun and convenience.
Using high-quality aluminum alloy housing with gold-plated connectors, it's durable and high-performance.