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The R80 over-the-ear headphones by Koss assimilate closed leatherette ear cushions, copper voice coils, an adjustable headband, and a coiled 8-foot cable. Additional features include a 16 – 22,000 Hz frequency response, 101 dB/mW sensitivity, and 60 ohms impedance.
- Closed leatherette ear cushions
- Copper voice coils
- Adjustable headband
- Coiled 8-foot cable
- 16 – 22,000 Hz frequency response
- 101 dB/mW sensitivity
- 60 ohms impedance
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