Product
Yealink SIP-T44U
Specifications
Calling
- SIP accounts / lines
- 12
- Programmable keys
- 21
Display
- Display size
- 2.8 in
- Display resolution
- 320 × 240
- Colour display
- Yes
- Touchscreen
- No
Connectivity
- Ethernet
- Gigabit
- Power over Ethernet
- Yes
- Wi-Fi
- Optional adapter
- Bluetooth
- Optional adapter
- USB ports
- 2
Accessories
- Headset interfaces
- USB, EHS
- Expansion modules
- Up to 3 × EXP43
Physical
- Wall mountable
- Yes
Audio
- HD voice
- Yes
- Full-duplex speakerphone
- Yes
Security
- TLS signalling
- Yes
Official sources
- SIP-T44U product page — 2026-08-16