With the popularity of Bluetooth, more convenient Bluetooth headsets appeared, once becoming a must-have item for car owners. It does not delay making phone calls while driving. Many friends who love sports also like it very much. Because there is no long line in the way, the choice of the inner bracket is less, the common earphone box inner bracket is made of plastic. Of course, the characteristics of plastic is also more obvious, cheap, convenient can be a good protection earphone.
But some of the larger brands in order to brand in order to do differentiation, so we need to find some different boxes and inner support, first of all, blister is not as simple as everyone thinks, in fact, it has a lot of materials. For example, the mobile phone box is also used in blister, but very high-grade, that is a pt material, and pet and so on. Of course, some electronic cotton is more suitable for Bluetooth headset packaging box, its characteristics are high-grade, grade protection effect is better. In addition, some high-grade eva is also a good choice, but because the price is relatively high, it is generally used less.
The above are more common, in addition to the paper support is also more popular at present.