The Poly Voyager Surround 80 Teams is an over-the-ear Bluetooth headset for Hybrid workers. The Poly Voyager Surround series offers connectivity to your PC/Softphone (Via USB Dongle) and smartphone (Via Bluetooth). The Poly Voyager Surround 80 has a built-in battery that delivers up to 21 hours of talk time and up to 24 hours of listening time. A full charge takes just over two hours with the included USB cable. The Poly Surround 80 also supports wireless charging, a full wireless charge will take roughly 4 hours. Immersive yourself with rich audio and engaging conversations. Polys Adaptive ANC (Active Noise Cancellation) adaptes as your environment changes. Stay in complete comfort with soft ear cushions and an adjustable headband. The included carry case makes storage and transport simple and easy, perfect for travelling from home to the office! Features: Corded Telephone Headset Crystal Clear Calls 8G7U0AA Specifications: Dimensions: H:6.0 x W:16.0 x D:20.0 cm Colour: Grey Guarantee