Wireless headset with outstanding active noise cancellation and integrated busylight to enhance your productivity. Dual connectivity with two Bluetooth devices and a range of up to 30 meters. Premium speakers and HD voice for authentic conversations and full music playback. You can activate the active noise cancellation to eliminate virtually all low-frequency sounds (e.g., the hum of the air conditioning). The active noise cancellation uses advanced microphones to monitor and reduce disruptive noises. Excellent active noise cancellation (ANC) and integrated busylight that signals "Do Not Disturb" to promote productivity. Connects simultaneously to two devices for calls and music thanks to dual Bluetooth connectivity. Wireless range of up to 30 meters from the connected device. Comfortable leather-like ear cushions for an on-ear fit and all-day comfort.