Model Number: Phone headset 2015-#8249 Brand Name: Daily Key Specifications/Special Features: Over-the-head monaural and binaural versionsNoise-cancelling microphone, filters out background noise, so voice transmission is exceptionally clear330-degree rotatable mic boom to be positioned for optimal comfort and voice transmission. Swing-sway feature lets you move the mic out of the way for beverage breaksAdjustable headband can be adjusted 60mmReplaceable soft foam or soft leatherette ear pad optional

Flexible ear bud allows in the range of 180 degrees

Acoustic shock protection circuit

Quick-disconnect function

The headsets are available with different microphones and noise-cancelling systems to match any work environment