The Elmcoei EV231 is a compact wired earphone designed for straightforward audio performance. It utilizes a 10mm drive unit that covers a frequency range of 20Hz to 20,000Hz. The headset is engineered with Extra Bass technology to deliver deeper low-end tones. It connects via a standard 3.5mm plug and features a 1.2-meter cable, providing reliable connectivity for smartphones, tablets, and laptops.