Product colour: Black
Product type: Headset
Wearing style: Head-band
Connectivity technology: Wired
Headphone frequency: 20-20000 Mhz
Headphone sensitivity: 111
Microphone frequency: 100-10000 Mhz
Microphone sensitivity: -40
Microphone input impedance: 2200
Microphone direction type: Unidirectional microphone
Detachable microphone: Yes