Logitech H540 Stereo USB Headset with Noise-Cancelling Mic

Plug into high-performance audio for PC calls, music and more with the H540 Stereo USB Headset. Laser-tuned drivers and a built-in EQ deliver superior, unrivaled audio quality and rich bass - so you can maximize your listening experience. Enjoy volume and bass level control, as well as the ability to instantly mute the mic - all at your fingertips with on-ear controls. A comfortable design with soft leatherette padded headband and earcups allow you to talk or listen in comfort, for hours on end.

Features include:

High-Definition Sound Quality
Laser-tuned drivers and built-in equalizer provide rich, digital audio for full immersion in music, games and calls. This plug-and-play headset can be used with any PC or Mac® computer with a USB-A port or adapter without the need to install software.

Noise-Cancelling Mic

Minimizes unwanted background noise for clear conversations. Right-sided mic can be conveniently positioned for better voice capture. Discreet boom can be tucked inside the headband and out of the way when you’re not using it.

On-Ear Controls
Adjust the volume or mute your calls with simple on-ear controls located on the right ear cup. Confirm mute status with an easy-to-see light indicator on the headset cord.

Padded Comfort

Ultra-comfortable, adjustable design. Soft, padded leatherette headband and ear cups feel good even after hours of listening.

USB-A (USB) Connection
USB provides easy plug-and-play operation. Simply plug the USB-A connector into your computer and instantly enjoy conversations, movies, or music in rich stereo sound.

Specifications:

• Connectivity Technology: Wired
• Sound Mode: Stereo
• Earpiece Design: Over-the-head
• Earpiece Type: Binaural
• Input Impedance: 20 Ohms
• Sensitivity (headphone): 115 dB +/-3 dB
• Sensitivity (microphone): -42 dBV/Pa +/- 3 dB
• Frequency response (Headset): 20 Hz - 20 kHz
• Frequency response (Microphone): 100 Hz - 16 KHz
• Host Interface: USB
• Microphone Controls: Mute
• Material: Leatherette
• Form Factor: Semi-open

Physical Specifications:

• Height: 7.09 in (180 mm)
• Width: 9.65 in (245 mm)
• Depth: 3.07 in (78 mm)
• Weight: 4.23 oz (120 g)
• Cable length: 5.9 ft (1.8 m)