KOSS - QZ-77 - Active Noise Reduction Plug System Stereophones
KOSS
Model: QZ-77Active Noise Reduction Plug System Stereophones
KOSS ACTIVE NOISE REDUCT PLUG SYS
- Reduces harmful and annoying low frequency sounds in noisy environments - ideal for in-flight use
- Unique earbud design directs sound into the ear canal for deep bass
- Specialty ear cushion material forms slowly in the ear canal to provide a custom fit and maximum isolation
- Frequency response: 10-20kHz
- Includes lanyard and airplane adapter
