This devise is back head type it relates to Bluetooth wireless and wired combination earphone, bluetooth earphone with the benefit of wireless is becoming a current applied to a variety of portable personal products or computers, it is also released several Bluetooth earphones basic accessories of the product.; Back head type Bluetooth wireless and wired Combine ear set according to the present invention was located Bluetooth main body 21 to the neck back and improving the fit to the connecting structure (11) using a soft synthetic resin, followed by desorption (20) to the Bluetooth module wire extension cable ( when the battery is consumed by using 14), it characterized in that it comprises an extension cable 14 to be used as a wired earphone.; When bound to the present invention has the effect of improving the difficult-to-use for a long time with battery power of the wireless earphone to the method of using wired combine.
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