Cisco CP-6945-C-K9= Unified IP Business Phone Work Network Telephone + HANDSET
INCLUDING HANDSET. Wall-Mountable: Yes, requires optional Cisco 6900 Series Wall Mount Kit (CP-WMK-C-6900=). Audio: Supports Wideband Audio, G.722 codec. Wideband audio is supported in the handset and headset only (not in the speakerphone).