12V 1.5A 6K4 Amplifier HIFI Stereo Audio Buffer Tube Desktop Headphone Amplifier Black (black)

Vacuum tube amplifier is a type of electronic amplifier that uses vacuum tubes.
It converts a weak electrical signal into an output signal strong enough for further processing.
After introduction of vacuum tube amplifier, the sound can be more natural than origin system.

Specifications:
Material: Aluminum shell
: Black / White
Size: 100mm*98mm*33mm
Working Voltage: 12V 1.5A
AC Adapter: AC 100-240V
output level: 120mW 32Ω
Output impedance:16-300Ω
Input sensitivity: 0.2mV
Harmonic distortion: 0.1% or less
Signal to noise ratio: ≥95dB
Frequency rresponse: 20Hz-20KHz
Input jack: RCA or 3.5mm
Out jack: 6.3mm (come with 6.3 to 3.5mm adapter)

Feature
- 3.5mm jack and RCA line input, can be connected to mobile phone, CD player or music player
-Classic 6K4 vacuum tube amplifier, produces characteristic tube sound for your headphone
-Universal 6.35mm stereo jack output, comes with adapter for 3.5mm jack headphones

Operation steps:
1.Make sure the VOL turn to the minimum
2.Install the tube into the base of the tube according to the direction(the
tube is not left or light,check whether the pin is deformed before installing
the tube,and the deformation can be corrected by hand)
3.Connect the sound source that needs to be used.
4.Connect headphone to the headphone interface
5.Connect the DC12V supply
6.Turn on the switch
7.Rotate the knob clockwise to select the desired volume.

Note:
The tube is fragile, the installation of electronic tube, please try to slow vertical tube plug, avoid tube holes around the aluminum shell, prevent tube cracks or leaks.
Package include:
1 x Amplifier
2 x Tube
1 x AC Adapter
1 x 6.3 to 3.5 jack adapter









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