For office professionals with phone intensive responsibilities who demand hands-free mobility with supreme comfort and superior audio quality Range: 300 ft.. Cordless: Yes. Bluetooth Compatible: No. Talk Time: Up to 10 hrs.. Headset Type: Monaural. Wearing Style: Over-the-Head. DECT 6.0 technology provides top-of-the-line audio quality and the lowest probability of interference with other wireless devices . Experience freedom of mobility and multi-task throughout the office environment without missing important calls . Monaural, single earpiece style lets you hear the conversation and what"s going on around you . Noise-canceling microphone significantly reduces background noise and is ideal for noisy environments . Headset controls - Volume, Mute, Call Answer / End . Online indicator . Comfortable over-the -head wear ideal for all-day intensive phone use . Up to 300 ft. range with 10 hours of talk time and 50 hours of standby time