Connects Jabra Evolve headsets with 3.5 mm jack (Evolve 30 II, Evolve 40 and Evolve 80) to Cisco 69xx, 78xx, 79xx, 88xx, 8961 and 99xx phones
Limited functionality:
No Busylight (Jabra Evolve 40/80)
No Sidetone (supported only via USB controller)
No battery charging (Jabra Evolve 80)
Charging is only possible via a USB controller or a separate USB charger