Pioneer SE-K-NC31C: Awesome Earphone with Noise Filter
Have you ever experienced a small noise still come into your ear while you are wearing an earphone. Isn’t it quite annoying, especially when you’re listening to favorite songs. Fortunately, there is now earphones that cancel out a noisy background sound such as Pioneer SE-NC31C-K.
SE-K-NC31C is equipped with flexible noise canceling features and can last up to 120 hours with one AAA battery. By activating the noise canceling feature through the on-off button provided , the microphones will filter the sounds around you and isolate them up to 90%. There is a “Monitor” selection mode which allows you to turn off the “noise canceling” and the sound track as well which is useful to listen to your surroundings sound. You have to be careful though, Its high noise-canceling effectivity should be used according to the situation. For those interested with these earphones, you can take it home with U.S. $ 99.
Its few important spec:
• Frequency Response: 5 to 16.000 Hz
• Impedance: 34.5 / 18.5 ohm
• Maximum Input Power: 10mW
• Sensitivity: 103 / 105 dB
• Plug: 3.5 mm L-type plug (gold plated)
• Battery life: up to 120 hours (playback)
