About this item This one-side earphone is made for hearing human speech clearly. It has no bass. If you listen to ballgames, you will have no trouble hearing calls. Talk radio is easier to understand as well. If you enjoy a good radio at night, you will be able to hear faint stations better. If you like tinny sounding music, this single one ear headphone is a great choice! Compatible with tablets, computers, MP3, MP4, CD Players, FM radios, keyboards, and other devices with a 3.5mm standard audio jack. Listen to your music, audiobooks, or podcasts while keeping one ear open to the environment with this one-side headphone! It is a hands-free single-side earphone WITHOUT microphone. The sweat-proof tangle-free cable ensures long-lasting performance and won't absorb moisture like fabric-reinforced cables. Perfect for running, cycling, walking, and other activities where it's important to keep one ear open. Convenient single ear-hook design improves safety when running, biking, walking, or