Bluetooth headset for English listening training
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A bluetooth headset for English listening training relates to the field of English learning assistant teaching. The bluetooth headset mainly comprises a front shell, a rear shell, an MP3 circuit board and a bluetooth headset circuit board, wherein the top part of the front shell is provided with a square embedded type LCD liquid crystal display screen window, the rear shell and a headset body are integrally arranged, the front shell is connected with the rear shell through buckles, the front side of the MP3 circuit board is provided with an LCD liquid crystal display screen, a navigation key and a FLASH flash memory, and the periphery of the outer side of the LCD liquid crystal display screen is fixedly connected with a protective sleeve; the rear side is integrated with a USB interface, a surface-mounted type resistor/capacitor, a main crystal resonator, a main chip and a connecting bar; and the bluetooth headset circuit board is integrated with a memory, a power chip, a transistor, a crystal oscillator, a bluetooth chip, a filter and a receiving antenna from top to bottom, and the MP3 circuit board and the bluetooth headset circuit board are fixed in a space enclosed by the front shell and the rear shell in a front and back sequence. The bluetooth headset for English listening training combines an audio playback function and a bluetooth wireless receiving function of an MP3, and achieves the purposes of training English listening more conveniently and efficiently.