NC-655
ANR Earphones
◊ Tune out noise and rest comfortably
◊ In-ear design for extended listening sessions without fatigue
Specification
Driver Unit: Dia. 13.5mm Cobalt Magnet
Impedance: 16 ohm
Sensitivity: 93 dB
Frequency Response: 20 – 20,000Hz
Reduces up to 85% ambient noise
Power Requirement: 1 x 1.5V AAA battery
Battery Life: Up to 50 hrs