Etymotic ER-3SE, Studio Reference In-Ear Earphones Specifically for Studio Applications and Live Use, High-performance transducer, 20 - 16,000 Hz, 120 dB SPL max, 22 ohms, 35 - 42 dB outside noise isolation, Black metal body with anodised surface, Pluggable Kevlar cable with angled 3.5mm stereo jack, Includes transport bag, case, jack adapter, foam and rubber ear tips in different sizes, spare filters and tool for filter change