Shure SE215-CL B-Stock, B-Stock with Full Warranty@+*May show slight traces of use*@+@+, Dynamic Sound Isolating In-Ear Headphones, Dynamic MicroDriver for warm sound with dynamic bass, Shields over 90% of ambient noise, Suitable for In-Ear monitoring as well as MP3 player, In-ear, Impedance: 20 Ohm, Sensitivity: 107 DB SPL/mW, Frequency range: 22 - 17,500 Hz, Detachable cable, can be rotated 360° at the gold-plated plug-in contact, Cable on ear is wire reinforced, Cable length: 162 cm, Including transport case, Including foam and silicone ear pieces in 3 sizes (S, M, L), further optionally available, Colour: Transparent (also available in black, under Article Nr: #262381#)@+*Optional Accessories:*@+@+, CBL-M + K Music Phone adapter cable for Apple Article number: #255644#, CBL-MK Music Phone adapter cable for Samsung Galaxy S and other smartphones, Article Nr: #331370#, EABKF1-10S/M/L Foam ear pieces (sizes S, M, L) Article Nr: S #137235#, M #137236#, L #319294#, EASFX1-10S/M/L Silicone ear pads (Sizes S, M, L) Article Nr: S #172504#, M #172505#, L #137237#, EAYLF1-10 Universal foam ear pieces, yellow colour, Article Nr: #127879#, EATFL1-6 Triple flange ear pieces under Article Nr: #208206#, EAADPT-KIT Adapter Kit Article Nr: #204255#, EAC64CL Replacement cable, transparent colour, Article Nr: #258854#