Sony MDR-EX300 Earphones ?

Sony MDR-EX300 Earphones Brand New. Retail boxed. 13.5mm driver units Reproduce vocal and instrumental sound with vivid clarity. Closed-type earbuds Vertical in-the-ear headphones with hybrid silicone earbuds achieve more comfort and a secure fit. Driver Unit: 13.5mm diameter, dome type(CCAW adopted) Frequency Response: 5-24,000Hz Impedance: 16 ohms at 1kHz Sensitivity (db): 105dB/mW Power Handling Capacity: 100mW (IEC) Cord Length (Approx.): OFC neckchain, 0.6m Standard 3.5mm Earphone Plug suit for all Audio Devices with 3.5mm earphone jack compatible:(CD player,iPod,MP3,MP4,Nano,PDA,PSP,NDS) Package includes: MDR-EX300 headphones, earpiece (S/M/L) 2 each