?One year warranty? We provide a one year warranty for our products, which means that if there is any problem with this product during this year, we will solve it for you and provide you with a satisfactory result. ?OFC cable go with 2.3g singal Headphone head?CCZ Melody in ear monitor systerm headphone adopts 4 core 4N OFC cable with 0.78MM 2PIN design, giving a boost to transparency, separation, sound field, sound background, vocal and instruments.The earphone adopts lightweight components. A single earphone weighs only 2.3g, light to wear, releg the burden of ears.At the same time, the detachable cable allows you more optional. ?Exclusive design of eartips? The eartips of CCZ Melody iem headphone adopt TPE material, which is comfortable and smooth to wear. The short sound guide tubes make drivers closer to eardrums to reduce sound loss. The eartip nozzle design brings a more stereo sound in ears, enhancing details and soundstage. Combined with big data of auricle and ear canal, a TPE soft and environment-friendly fin is added to the rear of cavity, providing a more comfortable, stable and lighter experience. ?Well Selected 1DD+1BA Unit Collocation?The Melody headset earbuds uses Well-selected BA as the medium and high frequency sounding unit, bringing a delicate dynamic and transient texture.Double magnetic flux has a higher electroacoustic conversion rate than ordinary DD units at the same range. Low impedance and high sensitivity boast a better energy efficiency and transient response.Coupled with electronic frequency division technology, the two units complement each other and work in synergy. ?Professional tuning?The hybrid units enable type-c Melody Wired Earphones to possess a transparent and natural sound in overall, elastic lows, sufficient quantity, mellow vocals, rich details, mild highs, extensive sound field and excellent separation, Three frequencies are smoothly connected. Thickness of lows, density of mids and details of highs, all are considered, which lead to a versatility for different genres which is suitable for bass, vocals, pop, folk, ACG, and other styles.