LOGITECH USB HEADSET H540 Phone Add-on 0 is the latest version

0 is the latest version of object-based sound imaging from DTS

Stay powered up to 2 years on a single AA with the included Unifying USB receiver and up to 20 months using Bluetooth Low Energy

6 PROGRAMMABLE BUTTONS

with IP54-rated protection from dust and water

or taking it along on the road

LOGITECH USB HEADSET H540 Phone Add-on 0 is the latest versionHigh quality, high performance headset brings your PC calls and music to life. Simply insert the USB Headset H540 and instantaneously experience crisp, digital stereo and more crystal clear calls. With the plug and play USB connection, you'll experience crisp, digital stereo and more true to life calls almost instantaneously. Laser tuned drivers and a built in EQ deliver superior, unrivaled audio quality and rich bass so you can maximize your