The Yealink W70B DECT IP VoIP Phone System Base Unit is a sleek black handset with wideband audio capabilities. It is a unit that can easily be connected to an Ethernet network via Power Over Ethernet (PoE). This model from Yealink is designed for enterprise networking and IP PBX systems, making it a reliable and efficient choice for businesses looking to upgrade their communication technology. With its user-friendly interface and advanced features, the Yealink W70B is a top choice for companies seeking high-quality VoIP phone systems.