The Yealink BH71 Pro is Bluetooth headset, that comes with a charging case and Bluetooth dongle, and offers connectivity to your PC/Softphone and Bluetooth devices like a iPhone, Android or a tablet. The BH71 Series have 4 built-in beamforming microphones, equipped with noise cancelling technology, that provide a secure and crystal-clear communication experience both in the office and while on the move. Ideal for all day use; fully adjustable ear-hook, lightweight (18-grams) and a powerful battery that generates 10-hours of talk time (up to 20-hour with charging case) makes the BH71 perfect for hybrid workers. Features: Wireless Bluetooth Headset Crystal Clear Calls BH71-Pro Specifications: Dimensions: H:8.0 x W:10.0 x D:12.0 cm Colour: Black Guarantee:1 year Material: Plastic Model Number: 100011209