Features
* compact vertical in-ear mono headphone
* with microphone
* lightweight model
Specifications
* headphones:
o input connection: 3.5mm mono plug
o cable length: 2m
o input power: 30mW max.
o drive units: 13mm
o frequency response: 20-20000Hz
o impedance: 32ohm
o sensitivity: 100dB
o magnet type: ferrite
* microphone:
o output connection: 3.5mm stereo plug
o microphone type: electret condenser
o directivity: omnidirectional
o frequency response: 30-16000Hz
o sensitivity: -62 ± 3dB
o power requirement: 3V (9V max.)