The Grandstream GHP621 is a powerful VoIP phone designed for a wide range of applications in business and private environments. With its modern technology and user-friendly functions, it offers a reliable communication solution. The phone supports two SIP accounts and enables flexible use through the integration of Ethernet and WLAN connections. The display provides a clear indication of calls and menus, while the speakerphone facilitates communication. The GHP621 is ideal for users who value quality and functionality.