B-Stock, Shure AONIC 3-BK - Sound Isolating In-Ear with RMCE-UNI cable; Single balanced-armature driver; sensitivity: 108 dB SPL/mW; frequency range: 20 Hz - 18.5 kHz; impedance: 26 Ohms; black; 3.5 mm TRRS jack for Android and iOS; inline microphone for phone calls and voice applications; weight 20.8 g; incl. 6.35 mm adapter, Soft Flex and foam earpieces in S/M/L, yellow foam earpieces, Triple-Flange earpieces, Storage box, B-Stock with full warranty, may have traces of use.