Unified Communications – GRP2614 Product Description GRP26144 SIP accounts, 4 lines Includes built in 10/100/1000 Mbps Gigabit ethernet ports Swappable faceplates See also different: IP PBX Solutions – Wave Wi-Fi Cordless IP Phones – WP856 Unified Communications – GRP2602(P/W/G) Unified Communications – GRP2601(P/W)