Audio-technica ATH-ANC23BK

ATH-ANC23BK are very lightweight in-ear headphones feature active noise cancellation.This function suppresses 90% of outside noise, giving you clear, detailed and natural sound such as when traveling transport.Charging ensure one AAA battery.Headphones work with electronics switched off, so you can use it without the battery.
Specifications:
Type:
the-ear active noise-canceling
The drive:
Diameter: 12.5 mm
Frequency range:
20 Hz - 20 kHz
Active suppression area:
to 20 dB
Sensitivity:
105 dB/mW
Impedance:
32 ohms
Cable:
1.2 m
Connector:
jack 3,5 mm, gold-plated, curved
Weight:
26 g