Innovation Sound Technology Co., Ltd.

Chun Lan

Lei Zheng

Shunming Yuen

Shun Ming Yuen

The utility model relates to a Bluetooth earphone, comprising a main earphone unit and an auxiliary earphone unit, further comprising a pair of ear hooks. The front part of the inner side of each of the said earphone units is provided with a connecting canal for inserting the said vertical insertion segment at the bottom. The Bluetooth earphone provided in the utility model not only adapts to applications in different situations by setting a pluggable ear hook, but also uses memory alloy as the inner skeleton of the ear hook to facilitate a user make a fine adjustment by his/her shape of auricle.

Bluetooth headset

A moving-coil speaker includes: a magnetic path unit (); an annular frame () connected to exterior of the magnetic path unit () and used to carry a membrane (); and a PCB () installed on the frame () and used to solder thereon a component or provide electrical conduction. An outer perimeter of the frame () is 45 mm. A positioning pin () is disposed at a front side of the frame () and overlapping with a central axle extension line of the PCB (). Two sets of air vents () are provided on the frame on two sides of the positioning pin (). A tune paper () is pasted on the surface of the frame () on the two sides of the positioning pin (). A distance between the positioning pin () and the center of a first air vent at the starting place of each set of air vents () is equivalent to a distance between a side of the PCB () and the center of a second air vent at the last place of each set of air vents (). The &#x3a6;45 mm speaker is a balance between a &#x3a6;40 mm speaker and a &#x3a6;50 mm speaker, and can meet requirements with respect to structures and appearances for this type of earphones.

Growing community of inventors

Guangdong, China

Chun Lan