Product Name: Logitech H540 USB Headset
Connection Type: USB-A (Plug-and-Play)
Headset Type: Wired Stereo
Wearing Style: Over-the-head, on-ear
Audio Drivers: Laser-tuned drivers with built-in equalizer
Speaker Frequency Response: 20 Hz – 20 kHz
Microphone Type: Bi-directional noise-canceling boom microphone
Microphone Frequency Response: 100 Hz – 16 kHz
Headphone Sensitivity: 115 dB ±3 dB
Microphone Sensitivity: -42 dBV/Pa ±3 dB
Headphone Impedance: 20 Ω
Cable Length: 1.8 m (6 ft)