• HiFi earphone, provides a perfect sound effect

• Double unit independent pronunciation, provides you a high-quality music experience

• Lightweight design, wearing more comfortable

• Solid ergonomic wear experience, durable, providing a locked-in fit 

• The midbass and treble driver unit have a rich, vigorous performance at bass, midrange and treble, bass, mids and treble are rich and energetic 

• Solid ergonomic wear experience, durable, the in-ear headphones make it easier to keep moving, providing a locked-in fit 

• The cable use 3.5mm plug, with the stylish design and high-end sound quality 

• Use 3.5mm plug and 0.75mm gold plated 2 pin, with the stylish design and high-end sound quality, designed for iPhone and other smartphones

• Cable length: 1.2m

Specifications:

• Brand: KZ 

• Model: ZS4

• Material: Metal, PC 

• Type: In-Ear 

• Function: HiFi

• Connectivity: Wired   

• Frequency response: 20Hz - 40KHz 

• Impedance: 18Ω

• Sensitivity: 101dB

Compatible with: 

• iPhone iPad iPod (with 3.5mm port)

• Samsung HTC Xiaomi etc smartphones and tablets

• MP3/MP4 players

• Other devices with 3.5mm port