Acer Office Headset

30 mm dynamic speaker drivers, 20 Hz–20 KHz frequency response Flexible boom microphone, -38±2 dB sensitivity, 50 Hz–10 KHz range Wired connectivity via USB-A or 3 5 mm audio jack Headset weight: 160±10 g Cable length: 1200 mm (headset), 1450 mm (USB control box)