The Yealink BH71 Workstation Mono Bluetooth Wireless Business Headset System provides a high-definition audio quality while you are commuting or in the office, whether connecting to your smartphone, desk phone or PC. With the 4-mic beamforming noise cancellation technology, you can always be heard clearly. The BH71 also provides an adjustable ear hook for comfortable wearing, which can easily be adjusted to best fit your ear. The Yealink BH71 can guarantee 10-hour talk time to secure all-day use. The BH71 Workstation includes a station which can connect to your desk phone, PC and smartphone simultaneously, providing an all-in-one UC communication experience. The station includes a 3-inch touch screen, a speakerphone, 3 USB 3.0 ports, a Qi wireless charger for your smartphone and a portable charging case, which can make your office look stylish.