WD-279NC
ANR Headphones
◊ Lightweight all natural Bamboo body
◊ The latest ANR (Active Noise Reduction) technology
◊ Operates on a single AAA battery
Specification
Driver Unit: Dia. 40mm Cobalt Magnet
Impedance: 32 ohm
Sensitivity: 114 dB
Frequency Response: 20 – 20,000Hz
Active Noise Reduction: >12 dB at 300Hz
Power Requirement: 1 x 1.5V AAA battery
Battery Life: Up to 50 hrs (ANR only)