The Yealink SIP-T33G is an entry-level IP corded phone with 4 lines, designed for business use. With support for local 5-way conferencing and Opus codec, this black phone offers high-quality communication capabilities. It features a single keypad dialer and is powered through Power over Ethernet, making it convenient for both businesses and users. Its compact dimensions and lightweight design make it easy to handle and place in various office settings. As part of the Yealink brand, this phone promises reliable performance and professional service.