• New structure design
• 2.8″ 320 x 240-pixel color display with backlight
• Built-in Bluetooth 2.1
• USB 2.0 port for USB recording and wired/wireless USB headsets
• Opus Codec support
• T54S&T52S firmware and Auto-P template unified
• Up to 12 VoIP accounts
• Dual-port Gigabit Ethernet
• PoE support
• Paperless label design
• Wi-Fi via WF40
• Color-screen Expansion Module support
• Stand with 2 adjustable angles