The GHP hotel phone range includes the GHP630/GHP630W and GHP631/GHP631W models, user-friendly IP phones designed for all hotel rooms that can be programmed and customized to meet the needs of hotels and their guests. This series features HD speaker, 2 SIP accounts/lines, 6 context keys, 10 speed dial keys, a three-way voice conferencing system, full-band OPUS voice codec, and an advanced jitter tolerance algorithm that allows for up to 30% packet loss without impacting voice quality. The GHP series is supported by the Grandstream Device Management System (GDMS), which provides a centralized interface for configuring, provisioning, managing, and monitoring Grandstream endpoint deployments. The IP phones in the GHP series can be installed on a desk or mounted on a wall and can be powered by PoE, a power adapter (GHP630W/GHP631W), and a USB Type-C charging port. With their sleek and compact design, the GHP630/GHP630W and GHP631/GHP631W phones are ideal for hotels, apartments, hostels, hospitals, retail stores, and more.