Creative EP-3NC headphones

The Creative EP-3NC are the new in-ear earphones of the Singapore brand. They have the distinction of being the system with Noise Canceling (Active Noise Reduction) via a small box equipped with a battery autonomy can reach 100 hours. When the system is not activated, these headphones are functioning normally, as a passive noise canceling headphones. They are available at Creative for 99 euros. Here's a little test of the latter.
Specifications:

• Membranes: membranes 9mm neodymium
• Frequency Response: 6 Hz ~ 23 kHz
• Impedance (active suppression of noise activated): 33 ohms
• Impedance (active suppression of noise off): 16 ohms
• Sensitivity at 1 kHz: 104 dB / mW
• Connectivity: gold-plated plug 3.5 mm
• Cord Length: oxygen free copper cable 1.3 m
• Weight: 27 g
• Power: 1 AAA alkaline battery
• Battery life: Up to 100 hours
• Colors: silver / black

Contents of the box:

• EP-3NC
• Several sizes of tips (P, F, G)
• Airline Adapter
• Soft Carry Pouch
• Drums

Noise canceling system


I've never been a strong supporter of these systems, but it must be admitted that some brands like Bose and Monster have managed to deliver products very mature in this area. Here, in a lower range and miniature, I want the interest.

The semi-intras insulate well even in the underground it's hard to feel the gain insulation provided by the active system. He must really think I am sitting in the back of a bus engine cons to appreciate.