Connects with your devices via a cord to ensure worry-free signal quality while listening. Listen to distinct sounds from both the speakers in stereo sound mode. Hear low subs and soaring vocals with a frequency range of sound from 20 Hz-20 kHz. Exquisite earbuds fit into ear easily without disturbing your hairstyle, glasses, and earrings. Features a universal (1/8"") port. In-ear form factor provides intense sound that won't distract anyone around you.