UPC 757255499591

• 0.75mm Gold Plated 2pin, Non-traditional Process Manufacturing. - Self-developed new 0.75mm gold-plated 2pin, Pluggable structure has an amazing 10, 000+ plug test life. The average plug life of most custom type headsets is only 300-800 times.
• Quasi-professional Configuration: One Dynamic & One Balanced Armature Hybrid Driver - Not only has the dynamic shocking bass frequency but also has the balanced armature perfect high frequency. It can produce amazing bass frequency and perfect the high frequency
• Customized 30095 Balanced Armature Unit, responsible for mid-high frequency performance, mid frequency increase 30 over traditional balanced armature. Customized Dynamic Driver, it is upgraded by using graphene film, significantly enhancing the bass intensity and texture
• New Frequency Division Scheme - carefully optimized independent frequency dividing circuit, make the sound between the dynamic and balanced armature smoother, Enhance the degree of separation and Layering of music.
• Reference Sound Easily Navigate All Types Of Music - Accurate sound field positioning and High standard Restore quality Reproduce the natural sound of three-band equalization

Product Details, Connectivity : Wired, Application: Apple iOS and Android, Portable Media Player, Audio Jack: L type dia3.5mm, Pin Type: 0.75mm, Cable Length : 1.2m, Frequency response: 20-40000Hz, Impedance: 25ohms, Sensitivity: 104 dB/mW, Microphone: Optional, Color: Green/Black/Cyan, Dimension and Weight, Product weight: 0.04 pounds, Package weight: 0.07 pounds, Package size : 4.1 x 2.76 x 1.26 inches, What's in the box? 1 x KZ ES4 Earphones, 2 x Earbud tips, 1 x User manual,