The Yealink SIP-T73U is a multifunctional business IP phone designed for high-quality voice communication and flexible deployment. It features a 2.8” color display, supports up to 12 SIP accounts, and includes advanced audio technologies for clear conversations.

IPY-SIPPWR5V2A (power adapter, sold separately)

2.8" 320x240 color display with backlight
HD voice with Acoustic Shield and Smart Noise Filtering
Supports 12 SIP accounts, PoE, and USB headset/recording
Compatible with Yealink expansion modules and Bluetooth/Wi-Fi adapters
Linux 6.1 OS with TEE hardware encryption for enhanced security

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