Dual-Dynamic Quad-core 3.5mm Noise Isolation Sport In-ear Earphone with Microphone and Subwoofer Earphone for Universal Mobile Phone Flexible

The new style of closed headphones, the same headphones, not the same is the fashion, compact body equipped with dual-unit speakers, so as to achieve clearer sound quality, make you hear more enjoyable.Features:Quality optimization of exclusive patent, metal composite vibrating membrance.45 degree tilt In-ear design: According to ergonomic design, comfortable with the human ear contour, wear comfortable and natural, not easy to fall.Quadruple Power Double High Resolution: Natural Equilibrium Cohesion, combined with the advantages of double-acting, through a variety of innovative technologies to change the sound reflection, absorption, amplification to make the sound more transparent, better resolution, the details More.Ingenuity to create both internal and external: concise arc cavity design, piano paint process cavity, with a vacuum plated ring design to give low-key luxury temperament, internal rigorous, professional acoustic layout, bringing superior sound quality experience.Ear and tail pipe connection with oblique angle design, comfortable and easy to wear.It has fine quality sound, enjoy your life.A perfect gift for yourself or friend.Specifications:Material: PC Mini Dual DriverColor: black, red, gold, silver (optional)Speaker Frequency Response: 20-20000HzCable length: 1.2mMicrophone Sensitivity: -42dB±3dB1kHz, 3V 0dB=1V/paSpeaker Sensitivity: 106±3dB (at 1KHz 1mW)Impedance: 32Ω±15%Speaker Power: Rated input power: 3mW, Maximum input power: 5mWConnectors: 3.5mmItem Weight: 10g / 0.35ouncePackage Size: 150 * 50 * 30mm / 5.9 * 2.0 * 1.2inPackage Weight: 16g / 0.56ouncePackage List:1 * Earphone