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Holiday Extended Return Policies
Extended Holiday Return Policy.
Qualifying purchases of products displaying the " Extended Holiday
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from November 1st, 2023 to December 25, 2023, are eligible for a Refund or Replacement until January 31,
2024.
Extended Holiday Replacement-Only Return Policy
Qualifying purchases of products displaying the " Extended Holiday
Replacement-Only Return Policy ",
from November 1st, 2023 to December 25, 2023, are eligible for a Replacement until January 31, 2024.
Sleek Comfort Meets Crystal Clear Sound in Lightweight Design
The Koss KSC21 ear clip headphones showcase an elegant blend of form and function, featuring a sophisticated black and silver design that perfectly balances style with practicality. The pivoting ear plates and foam cushions work in harmony to deliver exceptional comfort during extended listening sessions, while maintaining awareness of your surroundings.
The thoughtfully engineered clip-on mechanism ensures a secure fit without applying unnecessary pressure, making these headphones ideal for active lifestyles. With their extended frequency response range of 50 Hz to 18 kHz, these headphones deliver rich, detailed audio while the open-air design maintains natural ambient sound awareness.
Technical Specifications
🎧 36 Ohm impedance for optimal sound clarity
🔊 101 dB sensitivity for powerful audio output
📏 4-foot cable length for freedom of movement
Applications
🏃 Perfect for jogging and outdoor activities
🎵 Ideal for commuting while staying aware of surroundings
💻 Comfortable for extended work-from-home sessions
Questions fréquemment posées
The Koss KSC21 are wired over-the-ear stereo headphones featuring comfortable foam cushions, a 4-foot cable, and 3.5mm jack connectivity. They offer a frequency response range of 50Hz-18kHz, binaural sound delivery, and pivoting ear plates for enhanced comfort. The headphones are notably lightweight at 1.2 ounces and come with Koss's lifetime warranty. They're designed with an open, hear-through sound that allows users to stay aware of their surroundings while enjoying high-fidelity audio.
The Koss KSC21 headphones feature a frequency response range of 50Hz to 18kHz. This range provides clear audio reproduction across low, mid, and high frequencies, delivering balanced sound quality suitable for various types of music and audio content. The 50Hz lower limit ensures decent bass response, while the 18kHz upper limit covers the majority of audible high frequencies.
The Koss KSC21 headphones come with a 4-foot (1.2 meters) cable. This cable length provides sufficient reach from your audio device while remaining manageable for everyday use. The cable terminates in a standard 3.5mm mini-phone jack, making it compatible with a wide range of audio devices.
The Koss KSC21 headphones come with a lifetime limited warranty, which is a standout feature in the headphone market. This warranty demonstrates Koss's confidence in their product's durability and commitment to customer satisfaction. It provides long-term peace of mind for users investing in these headphones.
The Koss KSC21 headphones are extremely lightweight, weighing approximately 1.20 ounces (34 grams). This minimal weight, combined with their over-the-ear design and foam cushions, makes them comfortable for extended wearing periods and ideal for active use.
The Koss KSC21 headphones have an impedance of 36 Ohms. This moderate impedance level makes them suitable for use with a wide range of portable devices like smartphones, tablets, and music players, ensuring efficient power delivery and good sound quality without requiring additional amplification.
The Koss KSC21 features a supra-aural (over-the-ear) design with pivoting ear plates and soft foam cushions. They use a binaural configuration, meaning they deliver stereo sound to both ears. The open, hear-through design allows users to maintain awareness of their surroundings while enjoying their audio content.
The Koss KSC21 headphones have a sensitivity rating of 101 dB. This high sensitivity means they can produce loud, clear sound even with lower-powered devices. The 101 dB sensitivity, combined with the 36-ohm impedance, ensures efficient performance across various portable audio devices.
