Microsoft LifeChat LX-4000 6CJ-00002

Device connectivity: Wires
Device interface: USB
Cable length: 2.175 meters
Headphones: Type of attachment to the ear
Circular: Headphones, frequency 75 – 20000 Hz
Total resistance: 32 Ω
Headphones, Sensitivity: 111
Microphone, frequency: 50 – 20000 Hz
Microphone, sensitivity: -43 dB
Microphone, mute
Weight and dimensions:
Width: 156 mm
Depth: 175.5 mm
Height: 60 mm
Weight: 120 grams
Other Features: Depth – 175.5mm (6.91 inches)
Height: 59.9 mm (2.36 inches)
Width: 156 mm (6.14 inches)