Jayfi JA10 Stereo In Ear Headphones Metal Housing Earbuds Noise Isolating Gold Neodymium Magnets-Field Drivers feature Multiple-Transition Diaphragms to deliver powerful yet refined bass.Delivers amazing, high-resolution reproduction of the original sound. Machined aluminum housings contribute to extended mid-high frequency response Separate 18 cores OFC for left and right channels improve isolation from external noise and channel cross talk Included a Jayfi's version sponge ear tips and 3 different size Pro Noise Isolating Ear tips and a cable clip,you can based on different type of quality requirements to experience the best feel of music. 1 year warranty