Headset type: Corded professional headset
Wearing style: Over-the-head (Mono or Duo)
Connectivity: QD (Quick Disconnect)
Speaker audio: Wideband (HD Voice), 70 Hz – 16 kHz
Microphone: Noise-canceling, electret condenser
Microphone boom: FreeSpin™ 360°, adjustable left/right
Hearing protection: PeakStop™, SafeTone™
Cord type: Kevlar®-reinforced
Build materials: Surgical steel frame, reinforced plastic
Ear cushions: Leatherette (standard), optional foam
Weight: 49g (Mono) / 79g (Duo)
Compatibility: Desk phones via QD cables, PC via QD-USB adapter
Certifications: CE, FCC, RoHS
Optional accessories: USB QD adapter, foam cushions, pouch
Headset Mic-on-boom with QD Biz 2400 II