- 3.7" 360x160-pixel graphical LCD with backlight
- Adjustable LCD screen • Dual firmware images
- T53/T53W/T54W/T57W firmware unified
- Built-in Bluetooth 4.2
- Built-in dual band 2.4G/5G Wi-Fi (802.11a/b/g/n)
- USB 2.0 port for USB recording, wired/wireless USB headsets and EXP50
- Up to 12 VoIP accounts
- Dual-port Gigabit Ethernet
- PoE support
- HAC Handset P
- Paperless label design
- Wall mountable
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