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Overview: The Koss Porta Pro KTC on-ear headphones features
high performance, lightweight design, and the Koss Touch Control in-line remote
and microphone. The collapsible headband and Comfort Zone setting lets you
adjust the headphones for maximum comfort. It comes with a convenient drawstring
pouch so you can take them anywhere.
Sound Quality: The Porta Pro KTCs delivers high quality
sound performance from extremely rigid Mylar drivers, which minimize mechanical
distortion and ensure accuracy. The oxygen-free voice coils give you get rich,
deep bass, high efficiency, and a very wide frequency response, so you hear
Koss Touch Control (KTC): The cable on the left earbud
features the 3-button Koss Touch Control (KTC), an in-line remote control and
microphone. The KTC is "made for iPhone, iPad, and iPod", and lets you control
the volume, music playback, and phone call management.
Comfort Zone: The Porta Pro KTC headphones have a simple,
collapsible metal headband, making them easy to fit to your head. You can adjust
the two temporal pads from light to firm using the Comfort Zone controls.
Cord: The headphones have a 4' straight cord with a slender
3.5mm straight plug. The small diameter plug design can be easily plugged into
recessed headphone jacks or when the smartphone or digital music player is
contained in a hard case.
Warranty: The Porta Pro KTCs are covered by the Koss Stereophones
Limited Lifetime Warranty.
- Frequency Response: 15Hz-25kHz
- Sensitivity (dB/1mW): 101dB
- Nominal Impedance: 60 ohms