The Cisco 7861 IP Phone forms part of the 7800 Series. This model supports sixteen SIP accounts and delivers advanced IP Telephony features as well as crystal clear wideband audio. The Cisco 7861 has a generously sized 3.5" greyscale backlit display and supports PoE, an optional power supply is available for non-PoE deployments. This model has 16 programmable memory keys which can be set up as line keys or can support call features, for example speed dialling with BLF.
The Cisco 7841 IP phone allows for use of a wired or wireless RJ9 headset, for EHS support you will require an EHS adaptor.
The Cisco 7821 is supplied PoE. If external power supply is needed please order Cisco Power Cube 3