A4 Tech HSP-100U Headset 2 Speakers
- Impedance: 32 ohm - Frequency Response: 20Hz-20KHz - Microphone sensitivity 116 dB - Plug Type: :Ø3.5mm - Cable Length: 2 m - Sensitivity: 85 dB (1KHz) - Frequency Response Sattelites: 200-20000 Hz - Device works as headset and 2.0 speakers www.a4tech.com