The Grandstream GHP620(W) and GHP621(W) are compact IP phones designed for hotel rooms, dormitories, hospitals, and similar environments. These models offer essential telephony features with options for integrated Wi-Fi connectivity, ensuring flexibility in various deployment scenarios.
📞 Key Specifications
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Lines & SIP Accounts: Supports 2 SIP accounts and 2 lines
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Audio Features:
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HD speaker on the handset for clear audio
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Supports 3-way voice conferencing
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Full-band Opus voice codec support
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Advanced jitter-resilience algorithm tolerating up to 30% packet loss without impacting voice quality
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Feature Keys:
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10 speed dial keys for quick access
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3 programmable keys for customization
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Additional function keys including Flash, Redial, Hands-free, Voice Mail, and Hold
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Volume control keys with LED indicators
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Network Interfaces:
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One 100Mbps Ethernet port with PoE support (GHP620 & GHP621)
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Integrated dual-band Wi-Fi (2.4GHz & 5GHz) supporting 802.11 a/b/g/n/ac standards (GHP620W & GHP621W)
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Management & Provisioning:
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Compatible with Grandstream’s Device Management System (GDMS) for centralized provisioning, management, and monitoring
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Security:
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Enterprise-level protection including secure boot, dual firmware images, and encrypted data storage
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Installation:
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Compact design suitable for desktop use or wall mounting
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Power options include PoE (GHP620 & GHP621), power adapter, or USB Type-C charger (GHP620W & GHP621W)
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