The EPOS | SENNHEISER ADAPT 461 is a wireless in-ear, neckband headset that offers Bluetooth connectivity to your PC / Laptop (Via USB-C dongle), Smartphone and other Bluetooth enabled devices. Stay focused with ANC (Active Noise Cancellation) technology which reduces background noise and helps you concentrate in noisy working environments. Two beamforming MEMS Microphones enable you to be heard every time while an impressive battery life of 14 hours ensures you stay connected whether you're in the office or on-the-go. The in-ear design of the EPOS | SENNHEISER ADAPT 461 allows you to stay focused anywhere. Tune into clear Business calls thanks to EPOS Voice technology, and never miss a call with the vibrating neckband. Features: Wireless Bluetooth Headset Crystal Clear Calls 1001006 Specifications: Dimensions: H:6.0 x W:16.0 x D:20.0 cm Colour: Black Guarantee:2 years Material: Plastic Model Number: 100010706