Specifications
Manufacturer: Yealink Network Technology Co., Ltd
Manufacturer Part Number: SIP-T33G
Manufacturer Website Address: http://www.yealink.com
Brand Name: Yealink
Product Model: SIP-T33G
Product Name: Entry-level IP Phone with 4 Lines & Color LCD
Marketing Information: An entry-level color screen IP phone with high performance, Yealink SIP-T33G offers support for 4 lines and includes local 5-way conferencing. For its fashionable appearance as well as an extra-large 320×240-pixel color display with backlight, it brings comfortable operation experience and clear visual experience for users. Designed with a new powerful chip, it helps greatly improved work efficiency. Additional features include a dual-port Gigabit Ethernet with integrated PoE, EHS35 support for Yealink wireless headset, and adjustable multi-angle stand support. These features allow the SIP-T33G to be a high-quality but cost-effective classic IP phone that maximizes productivity in both small and large office environments.
Product Type: IP Phone
Technical Information
IP Phone Technology: VoIP
Handset Connectivity Technology: Corded/Cordless
Base Unit Connectivity Technology: Corded
Total Number of Phone Lines: 4
Caller ID: Yes
Speakerphone: Yes
Display & Graphics
Display Colour: Colour
Interfaces/Ports
Network (RJ-45): Yes
Number of Network (RJ-45) Ports: 2
PoE (RJ-45) Port: Yes
Management & Protocols
Communication Protocols:

• SIP
• SIP v2
• NAT
• STUN
• DHCP
• SNTP
• UDP
• TCP
• SRTP
• TLS
• IPv6
• LLDP
• CDP
• ICE

Physical Characteristics
Colour: Classic Gray
Form Factor:

• Wall Mountable
• Desktop

Height: 146 mm
Width: 212 mm
Depth: 186 mm
Miscellaneous
Environmentally Friendly: Yes