HD audio, handset and speakerphone with support for wide-band audio 10 line keys with up to 5 SIP accounts 40 built-in digital BLF keys; available extension module offers 40 BLF/speed dial keys per module Enterprise-level protection including secure boot, dual firmware images, and encrypted data storage integrated dual-band Wi-Fi 802.11 a/b/g/n/ac (2.4Ghz & 5Ghz) Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE Swappable face plates to allow for easy logo customization Integrated Bluetooth
