Brand:  Sony Color:  White Form Factor: m In Ear Connectivity Technology:  Wired Special Feature:  Android 30mm dynamic driver unit for clear sound - High energy neodymium magnets deliver powerful sound Slim, folding design for easy portability - Pressure relieving earpads for extended comfort Driver Unit: 30 mm, dome type (CCAW Voice Coil) - Type: Closed, Dynamic Sensitivity: 98 dB/mW - Power Handling Capacity: 1,000 mW (IEC) - mpedance: 24 Ω at 1 kHz - Frequency Response: 12 Hz – 22,000 Hz Cord: 1.2m cord (both sides) - Diaphragm: PET - Magnet: Neodymium - Cord: Y-type/Length: 1.2m - Plug: L-shaped Gold-plated 4-Conductor Stereo Mini Plug - Weight (Without Cord): Approx. 120 g.