Headphones Koss Porta Pro Limited Edition
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| Design: | Invoices |
| Description: | Design: on-ear, device type: wired headphones, design features: microphone, foldable design, plug connector: mini jack 3.5 mm, functions: volume control |
| Additional Information: | Cable connection: bilateral; Case included: yes |
| Plug connector: | mini jack 3.5 mm |
| Functions: | Volume control |
| Impedance: | 60 ohm |
| Sensitivity: | 101 dB |
| Length of cable: | 1.2 m |
| Design features: | Microphone, foldable |
| Device type: | Wired headphones |
| Mount type: | Headband |
| Maximum playback frequency: | 25000 Hz |
| Minimum repeatable frequency: | 15 Hz |
| Technology: | Dynamic |