Metal Earphones is a lot stronger & denser than plastic earphones. This makes Beatz 307 a much better choice of earphones than a lot of competition plastic earphones available at the same prices. Envent Beatz 307 stereo earphones generate clear mids, strong bass and adequate highs without distortion. You can hear every detail clearly when listening to music. Beatz 307 uses neodymium magnets which provide enough power to bring out top-quality acoustics, surrounding you with energizing and high- fidelity sound as if you're right there at a live show. It is lightweight and has an ergonomically comfortable design. With three included sets of earpads (S/M/L), you'll get a custom, comfortable fit that won't slip out. The durable, 1.2 m flat cord reduces tangles, so you can get caught up in your music, not your cord. A convenient soft carry pouch is also included to store your new favorite Beatz 307. So, just pick Envent Beatz 307 earphone for your listening pleasure, and we're sure you'll never go back to anything else.