On January 18, Sony China recently released the second generation just ear customized headset xje-mh2r series and xje-mhrwm1 products. One of the biggest highlights of this product is that it can be customized manually according to the shape of the user's personal ear. It will take about 12-20 weeks from order confirmation to production completion.
It is reported thatThe second generation of Sony's customized earphone, just ear, compared with the previous generation, changes the material of the ear canal from soft film to duraso that some narrow ear canal users can also experience. At the same time, in order to meet some of the custom of using the 4.4 mm balance line to output music, Custom headset just ear II new version with 4.4mm cable support.
Sony believes that although the traditional non customized earphones can be matched with earplugs of different materials and sizes, they cannot achieve a careful fit between the shape of the earphones and the auricles, and they will feel uncomfortable when wearing, and they cannot achieve a good passive noise reduction effect. The characteristics of Sony just ear customized earphones are precisely tailored to the ear canal:
First of all, the user's ear data will be collected, including the angle and shape of the ear canal. The complete contour model of the remaining sample ear is taken to Japan, and then it is manually polished and adjusted by Sony. It is worth mentioning that in order to make every just ear customized headset adapt to the user's ear type, Sony has also specially developed a just ear ear ear ear sampling headwear detector to simulate the ear shape layout.
Specific parameters, Sony's custom headset, Justear II, uses a large-diameter motion-ring drive unit plus a hybrid iron unit sound structure 。 The moving-loop drive unit shows the low range, while the medium-high range uses the moving-iron drive unit. and the large vibration film with a diameter of about 13.5 mm was used in the moving circle driving unit in the low range. In addition, Justear custom headphones use acoustic frequency division rather than electronic frequency division.
The second generation of just ear customized earphones are available in 3.5mm and 4.4mm models, among which xje-mh2rm, xje-mh2rl, xje-mh2rc and xje-mhrwm1 are the models supporting 3.5mm connecting wires; xje-mh2rmb, xje-mh2rlb, xje-mh2rcb and xje-mhrwm1b are the models supporting 4.4mm connecting wires.