An advanced wireless IP phone operating over dual‑band Wi‑Fi (2.4 GHz & 5 GHz) for cable‑free voice communication in offices, hotels, and business environments. Supports 2 SIP accounts and 2 phone lines, and features programmable speed keys for quick access to frequently used contacts and functions. Delivers high‑quality audio with OPUS codec and HD sound for clear calls even on busy networks, and supports 3‑way voice conferencing for group communication. Centrally manageable via Grandstream Device Management System (GDMS) for easy setup and control. The wireless design makes it ideal where flexible and reliable telephony is needed without cables.