4.3"" 480x272 pixel backlight colour LCD display 2 x Ethernet ports 10/100/1000 PoE support 16 x SIP accounts 10 x Line keys 27 x Memory keys (3-page view) Wall-mountable Expansion module support Opus codec support Dual USB ports Dual firmware images Inc. Power supply

MSRP: $244.00

• Manufacturer Division: Yealink Ring Central
• Product Family: Yealink T4 Series Phones
• Material Type: ZPHY
• Country of Origin: CN
• Item Status: CU
• Serialized: true
• Weight: 3.560 lb