QKZ VK4 Hi-Fi In-ear Earphone Hi-Res Audio Wired Control Dynamic Driver Headphone for IOS Android

Features: Dual dynamic drivers make the middle and high frequency more natural and bass stronger. Built-in Microphone enables hands-free calls. With in-line control, easy to control music and calls. Light-weight in-ear headphones with 3 sizes of silicone earcaps ensures a long time comfortable wearing. Universal 3.5mm gold-plated plug, compatible with smart phone, Tablet PC, MP3 and other 3.5mm audio devices. You don't have to worry about running out of power, give you unlimited wired listening. Specifications: Specification Brand QKZ Model VK4 Color Black, Purple Wearing Type In-ear Cable Length (m) 1.2m Material Imported Resin Wire Specification 4N OFC Oxygen Free Copper Technical Parameters Microphone Yes Wired Control Support Plug Type 3.5mm Receive Sensitivity 105dB/mW Impedance 16 Frequency Response 20-40KHz Principle of vocalization Dynamic Package Included: 1* QKZ VK4 Dynamic Earphone With Mic