The Yealink SIP-T48U IP phone is a 7-inch touch screen IP Phone that supports up to 16 SIP accounts.
 
Key Features:
7" 800 x 480-pixel color touch screen with backlight
Opus codec support
Dual USB ports
Dual firmware images
T4U Auto-P template unified
T4U firmware unified
Up to 16 SIP accounts
Dual-port Gigabit Ethernet
PoE support
Paperless label design
Supports EHS headset
Wi-Fi via WF40/WF50 
Bluetooth via BT40/BT41
USB recording
Supports color-screen expansion modules
Stand with two adjustable angles, wallmountable
 
Datasheet