�� Product Overview The Grandstream GHP621 is a compact hospitality IP phone designed for hotel rooms, apartments, dormitories, hospitals, and retail environments. It offers a simple and intuitive interface while delivering reliable HD voice quality, SIP-based telephony, and centralized cloud management. This phone supports 2 SIP accounts and lines, allowing users to easily reach hotel services such as reception, room service, or concierge. It includes speed dial keys, programmable keys, and 3-way audio conferencing, making it suitable for hospitality and enterprise deployments. The GHP621 can be installed on a desk or wall-mounted, and its PoE support simplifies installation by providing both power and network connectivity through a single cable. �� Key Features �� Hospitality-Focused Design Designed for hotel rooms, hospitals, dormitories, and apartments Compact desktop phone with optional wall-mount installation Customizable swappable faceplate for branding or hotel service labels �� Advanced VoIP Functionality 2 SIP accounts / 2 lines 3-way audio conferencing HD audio handset for clear voice calls 10 speed-dial keys and 6 programmable keys for hotel services ⚙️ Network & Connectivity 1× 10/100 Mbps Ethernet port PoE (Power over Ethernet) support for simplified deployment Compatible with SIP PBX platforms such as Grandstream UCM series �� Security & Management Secure boot and dual firmware images Encrypted configuration and communication Centralized provisioning via Grandstream Device Management System (GDMS) �� High-Quality Voice Supports wideband audio codecs including Opus, G.722, G.711, G.729 Advanced jitter resilience algorithm to maintain call quality even with packet loss �� Technical Specifications Specification Details Model GHP621 SIP Accounts 2 Lines 2 Ethernet 1× 10/100 Mbps RJ45 PoE Yes (Class 2) Audio HD handset audio Conferencing 3-way audio conferencing Programmable Keys 6 Speed Dial Keys 10 Voice Codecs Opus, G.722, G.711, G.729, G.726 Mounting Desktop or Wall-mount Security TLS, SRTP, Secure Boot Management GDMS cloud management Dimensions approx. 210 × 132 × 89 mm �� Package Contents Grandstream GHP621 IP Phone Handset with cord Base stand Faceplate Quick installation guide �� Ideal Use Cases The Grandstream GHP621 is ideal for: Hotels and resorts Guest rooms and serviced apartments Hospitals and clinics Student dormitories Retail service desks Its simple interface and programmable keys make it perfect for hospitality environments where guests need quick access to services. �� Useful Links Official Product Page:https://www.grandstream.com/products/ip-voice-telephony/hotel-phones/product/ghp-series Datasheet (PDF):https://www.grandstream.com/hubfs/Product_Documentation/GHP_Series/Datasheet_GHP_Series_English.pdf Grandstream Device Management System (GDMS):https://www.grandstream.com/gdms Firmware & Support:https://www.grandstream.com/support/firmware
