Oraimo Earphone Halo comes with Extra Bass for individuals who love their music with more of Bass. The Exclusive Driver design pumps out the deepest bass, soaring highs, and ultra clear midrange. Big diaphragm with diameter of 12mm gives richer and bigger sound. The Headphone is ergonomically designed to conform to the shape of your ear canal. The unique ergonomic shape earbud gives a dependable and pleasing fit when you're listening. It weighs only 12.5g. You might even forget that you're wearing them. The wire cable is strong and break resistant Kevlar fibers protect the wiring and extend its lifespan. No fear of pulling or dragging. Switch easily between music and incoming calls. No need to take off your headphones to receive calls. Specifications: Cable Length:1.2m Frequency Response: 20-20000Hz Impedance: 16OMS Sensitivity: 103+/-3dB Plug Type: 3.5mm.