The product is a lot of 10 Yealink SIP-T29G Gigabit VoIP IP desktop telephones in black color, manufactured in 2015. These corded telephones feature a speakerphone, caller ID, and wall-mountable design. They have dual-port Gigabit Ethernet network interfaces and a TFT-LCD color display. With a power over Ethernet (PoE) capability, these telephones offer connectivity through RJ-9, RJ-45, USB, and Ethernet interfaces. The Yealink brand ensures reliable performance for enterprise networking and IP PBX systems.