


4 Channel Headphone Amplifier
Fosi Audio PH04 is a 4-channel amplifier that features 4 independent stereo high-power amplifier sections with separate volume knobs for each output allowing flexible control for different headphones or speakers.

Portable and Durable Metal Exterior
Portable and durable metal exterior, providing you with a comfortable and beautiful sound experience with a metallic feel.

12V/1A Power Adapter
Equipped with a 12V/1A power adapter, with overheat protection/overvoltage protection and other protection features, you do not have to worry about the use of headphone amplifiers in the process of easy to produce safety hazards.