USB SPEAKER SYSTEM FOR KEYBOARD

摘要

A USB speaker system for keyboard is provided to enhance convenience and efficiency in a speaker connecting process by removing an audio signal line and a power supply line. A keyboard includes a keypad and supports a USB terminal. A speaker part is coupled with left and right sides of the keyboard. A USB interface part(22) is installed in the inside of the keyboard. The USB interface part interfaces an audio signal and a power supply signal which are transmitted through the USB terminal. An audio signal processing part(23) regenerates the audio signal transmitted from the USB interface part. The speaker part is adjusted in a vertical direction. The speaker part includes one or more speakers installed at an upper surface thereof and a duct installed at the upper surface or a lower surface thereof.