CLiPtec NEON-ROCK In-Ear Earphone with Microphone BME737 is high performance in-ear earphone with microphone. With a built-in microphone and in-line controls, you can easily switch between making calls and listening to music on your smartphone. This earphone boasts a powerful neodymium magnet to produces extreme bass and powerful sound. CLiPtec Neon-Rock In-Ear Earphone with Microphone together with the in-ear design reduces external noise and minimizes sound leakages significantly, letting you immerse fully in your favorites melodies. Powerful Sound The enhanced driver delivers extreme bass with high quality powerful sound. Noise-isolation Capability The in-ear design reduces background noise and sound leakage significantly. In-line Controls Controller allows users to answer and end calls & control music or video playback. Comfort and Lightweight Comfortable shape that stays securely on and provide noise isolation or minimize bass leakages. Custom Fit Soft silicone ear sleeve are included in S, M and L sizes for personalized comfort fit. 3.5 mm Audio Jack 3.5 mm audio jack for premium and no-loss sound connect to your audio device. Flat Tangle Free Cable The extra-flat and ultra-durable cable prevents most knots and twists.