Tuesday, September 8, 2009

Headphones by Sony noise-up 98,4%


Sony introduced, according to a press release, the world's first in-ear earphones with ambient noise suppression function. Model MDR-NC300D by existing processors can remove up to 98,4% of background acoustic noise. Objectives serves as the technology Auto Artificial Intelligent Noise Cancelling (artificial intelligent auto squelch, AINC), which continuously analyzes the sound space and provides the optimal mode noise. Function AINC by the user can be disabled. High-quality audio with digital S-Master amplifier and speakers with neodymium magnets. Power supply from a single AA battery up to 20 hours.

The second model, MDR-NC33, characterized by the battery life of up to 100 hours on one AAA batteries. However, the effectiveness of noise reduction slightly lower - 90%. Both products are silicone pads in three sizes. Available for purchase headphones MDR-NC300D and MDR-NC33 will be in October this year, the provisional value not reported.

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