Unified Communications – GRP2616 Product Description GRP26166 SIP accounts, 6 lines Integrated dual-band Wi-Fi 802.11ac (2.4Ghz & 5Ghz) Includes built-in PoE Swappable faceplates See also different: ATAs & Gateways – GXW4200 Series v2 Business Conferencing – GMD1208 GXV IP Video Phones – GXV3380 Extension Modules – GXP2200 EXT