Sony Noise-Canceling Headphones (MDR-NC50)
Key Features: Noise reduction of 14dB at 300Hz, Swivel folding design, Built-in monitor switch, On-the-ear style, Owner's instructions, Carrying case...
Merchant: Circuit City
Key Features: Noise reduction of 14dB at 300Hz, Swivel folding design, Built-in monitor switch, On-the-ear style, Owner's instructions, Carrying case...