Fosi Audio Box X4 Phono Preamp & Headphone Amplifier with JAN 5654W Vacuum Tubes for MM Turntable Phonograph Preamplifier for Record Player with Volume Bass Treble Control Hi-Fi Pre Amp

Item dimensions L x W x H: 10.2 x 5.1 x 2.5 centimeters
Voltage: 110 Volts
Manufacturer: Fosi Audio
Minimum supply voltage: 12 Volts
Mounting type: Surface Mount

The updated version for BOX X2. Next-generation phone preamp for unparalleled sound quality.
The updated version for BOX X2. Next-generation phone preamp for unparalleled sound quality.
Tube Headphone Amplifier & Preamp: The BOX X4 is designed with a 3.5MM AUX headphone and RCA output, very useful beyond imagination.
Applicable Vacuum Tubes Model: 6K4/6J1/6J4/GE5654/6AK5/66*In vacuum tubes, etc. You can replace the vacuum tubes to DIY your stereo. Different tubes with different sounds.
What you get: BOX X4 phono preamp, DC 12V power supply, manual, our worry-free 24-month warranty, and friendly customer service.