YAQIN MS-110B Vacuum Tube Integrated Amplifier 2011 Version. Output Power: 54W x 2 (6ohms) Valve Tube: KT88 x 4 12AU7 x 2 12AT7 x 2 Frequency: 10Hz-65kHz(-2dB) Signal to Noise Ratio: 85dB (A weighted) Input Sensitivity: 0.3V (1kHz) Ohms: 4 - 8 ohms THD: 1.9% (1kHz) Power Consumption: about 300W Power Supply: 110V-220V 60/50Hz Dimension: 310 x 430 x 220 mm Weight: 22 Kg. All items guaranteed brand new in the Box.The item "YAQIN MS-110B Vacuum Tube Integrated Amplifier 2011 Version Brand New" is in sale since Friday, April 6, 2012. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Amplifiers & Tube Amps".cn" and is located in China. This item can be shipped worldwide.