Free your workers from their desks with the perfect entry-level Bluetooth wireless headset. Meet the Voyager 4300 UC Series. It's everything your teams need to stay productive and connect to all their devices whether at home or in the office. Keep your teams productive with all-day comfort and dual-mic Acoustic Fence technology that eliminates background noise. Phenomenal flexibility, connectivity, and freedom? Yes please! Up to 50 meters/164 feet of Bluetooth wireless range Walk-and-talk with ease with up to 50 meters/164 feet of Bluetooth wireless range. UC versions connect with PC/Mac and mobile phones One headset, choose your device-PC/Mac and mobile phone connection options with UC versions. Office base connects with desk phones, PC/Mac and mobile phones Multiple device connections-desk phone, PC/Mac and mobile phone connection options with Office base. Corded USB headset mode for audio over USB Extend the battery life of your headset by using it corded, with audio over USB mode. Up to 24 hours of wireless talk time Stay productive with up to a full 24 hours of wireless talk time. Designed for portability: use at home and in the office Designed for comfort with an adjustable, enhanced padded headband and improved memory foam ear cushions. Stress free mute Stress free mute with an easy-to-use pinch-to-mute button on microphone boom with dynamic mute alert. Online indicator on ear cup flashes when headset is in use Give those around you a visual cue that you're busy-an online ear cup indicator flashes when you're on a call. Customizable user experience with Poly software Personalize your headset using Poly software to customize settings (desktop and mobile). Noise-cancelling dual-mic with Acoustic Fence technology Callers hear you - not your surroundings, with a noise-cancelling dual mic with Acoustic Fence technology in a flexible microphone boom.