Koss CS300-USB Communication Headset Headphones, On-Ear, double-sided design (click here for single-sided), Connects via USB, Lightweight design for all-day comfort, Soft, pillow-like on-ear cushions, Form fitting Koss D-Profile, Noise canceling electret microphone, Flexible microphone arm, Great for telephones and office phones, Koss Limited Lifetime Warranty.

• 20-22,000 Hz
• N/A
• N/A
• 8 foot

• Limited Lifetime Warranty