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    About the products details, we carefully tell you: these specifics produced by AliExpress system, some of these aren't fully correct, even it is wrong. So the correct products information is derived from the detailed description. Usually the description has a few pictures and introduction. If you are in 110V area, please tell us. About the international shipping/transportation cost, it isn't accuracy on some countries, if it is expensive, please contact us! Sometimes we can find a cheap way, we must 100% reply to you! Please carefully check the packing/box/parcel when the your receiving the parcel..

Product introduction:

Ultimate flagship M series high end integrated valve amplifier

Latest upgraded MK2 version with refined circuit design..

New added vacuum tube type selector

Accepts all kinds of EL34 / 6CA7 and KT88 / 6550 vacuum tubes

6SN7 vacuum tube as rectifying tube

2 x audio choke coil

Automatic input level matching XLR balanced input

High precision VU meter - bias adjustment easily done outside

Japan Takman carbonic film high end for audio resistors

HI-END USA Multicap coupling capacitors

HI-END Germany made WBT Speaker Cable Wire Connector

2 x Russia 12AU7EH + 1 x Russia 12AX7EH for preamplifier stage

High power Russia vacuum tube KT88EH x 8 for strong output

2 x 6CG7 for input voltage control

High end Nichicon filter capacitors

Silver plated high purity copper internal signal wiring

High quality Japan ALPS motorized volume control

Special handmade low magnetic leakage toroidal power transformer

Special handmade wide frequency response EI audio transformers

Ultralinear / Triode mode selection (selectable via remote control unit)

All point to point wiring (hand soldering)

Can be used as integrated amplifier or power amplifier

Fully remote controllable

4 pairs RCA input + 1 pair RCA pre-amplifier input

4ohm / 8ohm selectable output load impedance

Special sliding top cover design

Technical parameter:

Output Power: 48W+48W (RMS Triode mode)

                       80W+80W (RMS Ultralinear mode)

Frequency Response: 10Hz~60kHz (-1.5dB)

Harmonic Distortion: 1% (1kHz)

Output Impedance: 4Ω, 8Ω

Input Impedance: 100kΩ

SNR: 94dB

Input Sensitivity: 400mV (be Integrated AMP)

                          1000mV (be power AMP)

Supply Voltage: ~220V±5% 50Hz

Power Consumption: <480W

Tube: KT88EH x 8, 6CG7 x 2, 12AU7EH x 2, 12AX7EH x 1

Input Interface: one set of XLR, two sets of RCA, one set of PRE-IN

Volume: 480x572x252mm

Net Weight: 50KG