KZ AS10 Ten Unit Moving Iron In-ear HiFi Earphone with Microphone 1. High-precision 3D printing technology, integrated internal acoustic structure, bid farewell to the traditional multi-unit moving iron plastic hose guiding method, showing more sound details. 2. Unilateral 5 moving iron, bilateral 10 moving iron. The pure moving iron earphone consisting of 5 professional-grade moving iron units on one side and 10 professional-grade moving iron units on both sides will bring a leaping sound quality improvement. The unilateral consists of 5 moving iron units, which are: 22955x1 low frequency, 29689x1 intermediate frequency, 30095x2 high frequency, and 31005x1 medium and high frequency. 3. For the AS10 exclusive 22955 low-frequency moving iron unit, not only the low-frequency strength is full of explosive power, but also the elastic texture is not inferior to the moving-loop low frequency, low distortion, fast transient, high resolution, rich details, and wide bandwidth. 4. Professional-grade crossover circuit design fully utilizes the performance advantages of each moving iron unit. 5. HD condenser microphone, dual capacitor design, support standard (American standard) interface system mobile phone HD call, short press: answer, press: hang up, long press: reject, short press: pause play, double press 2 Bottom: The next song, double click: the last song. 6. 0.75mm gold-plated 2Pin pin, plug-in test life of more than 10,000 times. 7. Durable wire, providing excellent sound quality signal transmission, anti-pull, anti-bending, anti-corrosion. 8. User-friendly interchangeable line design, giving headphones more extended play. 9. Optional upgrade Bluetooth module, seconds to change Bluetooth wireless headset. 10. Optional silver-plated upgrade cable to enhance the audio quality of the headphones. 11. Ergonomic and acoustic structural characteristics, the custom-made cavity provides a comfortable and stable wear, long-wearing and painless, madness can not afford. Product parameters 1.