The Yealink SIP-T53W has an adjustable 3.7-inch graphical LCD screen. It has bluetooth built-in.
 
Key Features:
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
Wall mountable
 
Datasheet