Audio-Technica Solid Bass In-Ear Headphone (ATH-CKS77BK)

Solid bass system with outstanding balance between low, mid, high frequencies. Titanium housings. 2-position posts. 12.5mm direct diaphragm drivers results in more impactful audio reproduction and lighter weight. Frequency response: 5-25kHz. Includes carrying pouch and ear tips in 4 sizes (XS/S/M/L)