Provides superior wireless connectivity to a range of up to 150m/490ft, enabling up to 3x more users to operate in the same office space with no loss in connection quality. Advanced noise-cancelling microphone and enhanced speakers deliver crystal-clear calls even in noisy offices. Meets Skype for Business Open Office requirements. Up to 13 hours talk time and a busy light to deter interruptions. Connect to up to five devices simultaneously. Can connect to 2 USB devices (softphone and/or desk phone) , 2 Bluetooth devices and 1 analog desk phone. Included in the box: Headset incl. padding, base, power supply, USB cable, deskphone cable, documentation, Quick Start guide