HA400 4 Channel Headphone Amplifier Audio Stereo Musical Equipment with Power Adapter N-AUDIO Instruments/Audio

---------------------------------------------------------------------- ------------------------------------------------------------------------------------------------------------------ 【Cautions for using electrical products】 When using electrical appliances, please note that the voltage is different from that of Japan, which may cause malfunctions. Since the plug type is Japan type(A or B type), please check the voltage and use a transformer. Please note that a transformer is different from a conversion adapter. We are not responsible for malfunctions caused by use without a transformer. ------------------------------------------------------------------------------------------------------------------ ♫ Ultra-compact stereo headphone amplifier. ♫ Has 4 headphone output channels and 1 input channel. ♫ Volume of each output channel can be controlled independently. ♫ Ultra-low noise 4580 operational amplifier for superior audio performance. ♫ Comes with DC 12V power adapter.