Jabra Biz 2400 II GSA2406-820-205 Mono Headset

Jabra Biz 2400 II GSA2406-820-205 USB Connector Mono Headset Cord Length: 7.55 ft. Headphone Frequency Response: Voice: 100Hz - 6800Hz Music: 80Hz - 16000Hz BT: 300Hz - 3400Hz (USB BT SKUs) Headphone Input Impedance: 120 ohm Headphone Sensitivity: 10dB Pa/Vd Weight: 3.56 oz. Microphone Frequency Response: 100Hz - 8000Hz Microphone Sensitivity: -19 dB Vd/Pa@f=1kHz, Pin=1Pa, 0dB=1V/Pa Color: Black