Phono Preamp for Turntable – MM Phonograph Preamp with 3 Gain Modes and 3.5mm AUX Input, US

Upgrade your vinyl listening experience with the Fosi Audio BOX X2 Tube Phono Preamp, a powerful and versatile preamplifier designed for MM turntables. This tube preamp not only converts phono signals to line-level signals with exceptional clarity but also features low-noise integrated circuits and high-quality components that remove low-frequency noise, ensuring you get the best possible sound from your vinyl records.

With three adjustable gain modes—39dB, 42dB, and 45dB—you have complete control over your sound output, making the BOX X2 compatible with a wide range of audio setups. The preamp delivers entry-level high-end analog sound, offering a warm, smooth, and natural audio experience at an unbeatable value. The addition of the grounding post further enhances the sound quality by protecting your turntable from unwanted interference.

This preamplifier also functions as a tube preamp with a 3.5mm AUX input, allowing you to connect various audio sources for a richer listening experience. It’s equipped with 6A2 vacuum tubes, which can be replaced with compatible tube models like 6J2, 6K4, 6J1, GE5654, and more, letting you customize your stereo system for different sound profiles.

Key Features:

• Tube MM phono preamp for MM turntables, converting phono signals to line-level with low-noise circuitry.
• Three adjustable gain modes (39, 42, 45 dB) for customizable sound output and compatibility with various setups.
• Grounding post to protect your turntable and ensure clear, uninterrupted audio.
• Functions as a tube preamp with a 3.5mm AUX input for connecting additional audio sources.
• Compatible with a variety of vacuum tubes, allowing you to DIY and enhance your sound system.
• Warm and smooth sound output for a classic analog listening experience.

Specifications:

• Model: BOX X2
• Power Adapter Output: 12V/1.5A
• Input Voltage Range: AC 110V - 240V
• Output Voltage Level: 600mV @ 3mV 1kHz
• SNR: ≥ 98dB
• THD: ≤ 0.1%
• Frequency Response: Standard RIAA
• Product Weight: 0.66 lb / 300g
• Product Dimensions: 4.66 x 3.85 x 1.29 inches
• Input Mode: RCA + 3.5mm AUX

Package Includes:

• 1 x BOX X2 Phono Preamp
• 2 x 6A2 Vacuum Tubes
• 1 x RCA Cable
• 1 x Power Adaptor
• 1 x User Manual

Important Notice:
The BOX X2 is a preamplifier, not a power amplifier, and cannot be connected directly to passive speakers. If you want to use passive speakers, you will need to connect the BOX X2 to an amplifier, which can then be connected to your passive speakers.

Experience the warm, analog sound of vinyl records with the Fosi Audio BOX X2 Tube Phono Preamp. Perfect for audiophiles and vinyl lovers, this preamp offers unmatched sound quality, flexibility, and customization for your home audio system.