Description IKKO Gems OH1S in-Ear Monitor ,Wired Earbuds Headphones, Noise-Isolating IEM Earphones with MMCX Detachable Cables * Adopting SVAS Technology-IKKO in-ear monitor adopt unique Separating Vector Acoustics System technology, the precisely designed cavity structure makes the sound volume, reflection and diffusion angles, and the unit performance is displayed to the greatest extent in a limited space. * 1DD+1BA Hybrid Driver-32Ω10mm Deposited Carbon Nano Dynamic Coil + knowles 33518 unit hybrid driver makes the three frequency balanced, the in-ear headphones use resin and aviation-grade aluminum alloy as the sound cavity to achieve the physical frequency division effect. It can minimize the mutual interference between the sound generating units and make the sound more pure and transparent. * Unique Appearance Design-OH1S in-ear headphones adopt a unique mixed material appearance design. The combination of resin and metal reduces the weight of the earphones. The earphone sound outlet is oval, OH1S is more ergonomically designed and improves the comfort when wearing. The OH1S use a special resin material to achieve efficient sound damping. * Detachable MMCX Cable–OH1S upgrade cable is composed of 127um high-purity single crystal copper silver-plated magnetic core, The upgrade cable provides high-fidelity sound data transmission, double-strand braided wire and fully wrapped design , effectively solve the problem of cable winding and reduce the weight of the cable. * Abundant Accessories-6 sizes of silicone eartips, 3 sizes of sponge (I-palnet), storage box, LOGO brooch. IKKO provides high-quality after-sales service, you can choose with confidence.