Koss RUK30

Type: wired; Cabling: bilateral; Design: ear; Type emitters: dynamic; Nominal impedance: 16 ;Om; Frequency range: 15 – 20000 ;Hz; Sensitivity: 110 ;dB; Connectivity options: Plug 3.5 mm (mini-Jack) ; Cable type: flat; ...

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Table of characteristics

Colorred, black, blue
Typewired
Cablingbilateral
Characteristics headphone 
Designear
Type emittersdynamic
Nominal impedance16 Om
Frequency range15 – 20000 Hz
Sensitivity110 dB
Connection 
Connectivity optionsPlug 3.5 mm (mini-Jack)
Cable typeflat