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Headphones — Koss Porta Pro Headset

Description, images, technical data and specifications

Koss Porta Pro Headset
Image source — © Koss

These are the legendary portable over-ear headphones with a headset, featuring an open design and an iconic retro design, recognizable since 1984. The model has a soft and lightweight headband with two—level Comfort Zone adjustment - the headphones can be precisely adjusted to the head and reduce pressure on the ears, even with prolonged use. The weight is only 79 g, which makes them almost weightless.

Specifications

  • Model name

    Porta Pro Headset

  • Transducer principle

    Dynamic or Isodynamic

  • Scheme

    Open

  • Wearing style

    Over-ear

  • Frequency response low +/- 10dB (Hz)

    15

  • Frequency response high +/- 10dB (Hz)

    25 000

  • Max. sound pressure level (dBSPL (1 kHz @ 5% THD))

    N/A

  • Connection type

    Wired

  • Connector (mm)

    3.5mm

  • Sensitivity (dBSPL (1 kHz/ 1 mW)))

    101

  • Impedance (Ohm (1 kHz))

    60

  • Playback time (hours)

    N/A

  • Weight (g)

    N/A

  • Official link

More components

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  • CS295 USB

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  • CS200 USB

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    A wired stereo headset for work, training, and online conferences, designed for all-day comfortable use. These are semi-closed overhead two-way headphones with a headband and comfortable D-profile foam ear pads, which isolate external noise well and do not tire when worn for a long time.

  • CS200i

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    It is a lightweight two-way headset with a 3.5mm jack designed for office work, call centers, online training and VoIP communications. Ear pads with a branded D-profile provide a comfortable fit and good sound insulation during long conversations.

  • CS195 USB

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    It is a lightweight, open-type mono headset with an overhead ear pad (on one ear), focused on computer tasks: Internet telephony, conference calls, training and office work. One of the features is a flexible electret microphone with noise cancellation, which makes it convenient for voice communication even in noisy environments.

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