B-Stock, Audio-Technica ATH-CKR9 In-Ear headphone - Dual Phase Push Pull Drivers 2x 13 mm drivers, aluminium housing, frequency response 5 - 35000 Hz, impedance 32 ohms, sound pressure level 102 dB, maximum input power 200 mW, cord length 1,2 m, weight: 12 g, 3,5mm gold-plated stereo mini plug, incl. different earpieces (XS/S/M/L) and case, B-Stock with full warranty, may have slight traces of use