Supports 2 SIP accounts and 4 multi-purpose line keys GRP2612W includes built-in dual-band Wi-Fi support Swappable faceplate to allow for easy logo customization HD audio supporting all major codecs, including wideband codecs G.722 and Opus Up to 16 digital BLF Keys Enterprise-level protection including secure boot, dual firmware images, and encrypted data storage Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE (GRP2612G)