¡¾1 Dynamic & 2 Balanced Armature Driver Headphone¡¿: Newest 10mm dynamic and 2 balanced armature driver earbuds. Wired hifi earphone delivers amazing bass and excellent detailed Analytical ability. No matter you hear, this earphone can provide you an excellent music enjoyment. ¡¾New Electronic Frequency Division Technology¡¿: Makes the intermediate frequency and high frequency in this hifi earphone more incisively and vividly. Accurate calculation of the vocal characteristics of each unit, enhance the ability to respond to transient, highlighting the subtle details of music. ¡¾Comfortable Ergonomic & Noise Cancelling Design Headset¡¿: Ergonomics and Soft Design-Highly Elastic TPE Material and Silicone can better enclose ear canal. Noise Isolating design and the silicone earbuds allow you to fully immerse into your music with any other distraction.