Philips SHE2660 In-Ear Headphones, Wired, 12 - 22000 Hz, Headphones, Black, Silver Philips SHE2660 In-Ear Headphones. Product type: Headphones. Connectivity technology: Wired. Headphone frequency: 12 - 22000 Hz. Cable length: 1 m, Product colour: Black, Silver