The WHB620T-V1 is a replacement DECT base for the Yealink TEAMS-WH62 Mono and Dual Headsets. The WHB620T-V1 DECT Base supports dual connection with both PC and IP Phone. The buttons allow for 0 control, and the Teams button can activate the Teams application and Cortana. It has two micro USB ports that can be used to connect to a PC or phone and a 3.5mm jack for the optional BLT60 busylight. This DECT base has a ringer to alert when there is an incoming 0 and has visible light indicators to let you know if it is connected to a PC or a phone and indicates if the headset is muted. The WHB620T-V1 runs on DECT 6.0 wireless technology and is guaranteed to have a wireless range of up to 160 metres.