The Yealink SIP-T40G Business IP Gigabit Desk Phone is a corded telephone with 3 phone lines in black color, manufactured in 2019. It features a Yealink brand, corded handset type, and Power Over Ethernet (PoE) capability. This unit is designed for enterprise networking and servers, offering Ethernet (RJ-45) interface for connectivity. Made in China, it comes with 1 unit quantity and does not have a manufacturer warranty.