KZ ZSN Pro Ring Iron Hybrid Drive Metal In-ear Wired Earphone, Mic Version(Blue) Filter-PS/2 Series power-free drive

power-free drive

Automatic gain control: Automatic/manual

stable connection at 10 meters distance

2) As the technology of wireless tapping grows

and can work for more than 90 days (normal use every day)

KZ ZSN Pro Ring Iron Hybrid Drive Metal In-ear Wired Earphone, Mic Version(Blue) Filter-PS/2 Series power-free drive1. Material: metal + plastic 2. Ergonomic design, comfortable to wear 3. The 10mm moving coil unit has the characteristics of full vocals and mellow low frequency 4. Precise internal acoustic structure and fine circuit optimization to realize reasonable frequency division of low, medium and high frequency, enhance the separation of music and sense of hierarchy 5. The 2 Pin interchangeable line design brings more room for expansion to the headset, and