Sony type with designed specifically for White W MDR-NWNC33 Earphones In-ear noise-canceling function, Walkman, MDR-NWNC33

Frequency response range: 50-20,000Hz Maximum input: 30mW Cord length: Approximately 60cm (extension cord approximately 50cm) Driver unit: 13.5mm Impedance: 16Ω Type: Closed dynamic type Sound pressure sensitivity: 105 dB/mW Accessories: Extension cord (approx. 50cm), eartips (S/M/L)