Product: MUZISHARE X7 KT88 x4 Push-Pull Vacuum Tube Integrated Amp Power Amplifier MM Phono amp Remote Upgrade
Brand: MUZISHARE

Warm reminder: You should take about 100h time to operate the amp.RUN-IN to the amp gives it's best and stable sound.so during the first 100h use time the sound maybe is not the best,you can also use your own run-in method. 
  Specification: 
Rated output power: 
25W + 25W (RMS Triode) 
45W + 45W (RMS Ultralinear) 
Harmonic distortion: 1% (1kHz) 
Frequency response: 15Hz ~ 30kHz (-1.5dB) 
Input Sensitivity: 280mV; 520mV (pre in) 
Input impedance: 100KΩ 
Output impedance: 4Ω 8Ω 
Signal to noise ratio: 92dB 
Left and right output balance: <0.5db 
Power consumption: 260W 
Vacuum tube: 12AX7 × 1. 12AU7 × 2. KT88 × 4. 5AR4 × 1 
Dimension (W × D × H): 410 mm × 335 mm × 198 mm 
Net Weight: 23kg 
Gross weight: 25kg 
Power supply: 110V - 120V 60Hz/50Hz.(For United States) 
 If you need to use it in Europe, there is a selective switch to set it to be 220V-240V ,It works well in Europe too.  
Working conditions: Temperature: 0 ℃ ~ 40 ℃ Humidity: 20% ~ 80% 
Storage conditions: Temperature: -20 ℃ ~ 70 ℃ Humidity: 20% ~ 90% 
 
Packing include:  
1 x Vacuum tube amplifier 
1 x English Instruction manual and a circuit diagram(Schematic) 
1 x Infrared remote control 
1 x Tube protective cover 
  
ONE-YEAR WARRANTY !!! 
MUZISHARE X7 Upgraded version. Upgraded the internal coupling capacitor, is the designer to debug the custom-made silver film capacitor, relative to the classic version of the extension, control, density is better.
MUZISHARE X7 is an integrated Amplifier. This is also a Power Amplifier (there is a group pre-amp input), a Headphone amplifier and this is a amplifier for Phono player too, direct link your phono player to this amplifier to output to speakers.
Pure Handmade,point to point hand welding using two high-quality wide-frequency high-quality Japanese EI output transformer using a high-power Z11 core toroidal power transformer dedicated designed for the machine ， voltage amplification and promote are used tube 5AR4 for rectifier power supply.
Use 12AX7 and 12AU7 vacuum tube for voltage amplification and phase inversion,use KT88 vacuum tube to do AB1 push-pull power amplification; Mute delay function when turn on the amp(about 30 seconds) ；the choice of Japanese ALPS motor potentiometer
Provide Triode and Ultralinear selection function: Triode work mode. soft. pure and sleek. suitable for enjoying vocals. strings Music and other types of music; Ultralinear work. the sound of open. unrestrained. the momentum is good. for large scenes. large dynamic type of music. Peripheral power tube current adjustment knob and current display meter. With pure power amplifier features. can be linked the pre-amp signal input. with the phono function. can be connected to the Phono player

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