The GHP621 is an easy-to-use IP phone for any hotel room that can be programmed and customized based on the needs of hotels and their guests.It provides an HD speaker, 2 SIP accounts/lines, 6 programmable keys, 10 speed dial keys, 3-way voice conferencing, supports the full-band OPUS voice codec and provides an advanced jitterresilience algorithm that tolerates up to 30% packet loss without impacting voice quality. The GHP621 is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints. GHP621 IP phones can be installed on desktop or wall-mounted and can be powered by PoE (GHP621) and USB Type-C charger. Thanks to a sleek and compact design, the GHP621 is the ideal fit for not only hotels but also apartments, dormitories, hospitals, retail and much more.
Features:
• 2 SIP accounts, 2 lines
• GDMS online device management and provisioning
• 3-way audio conferencing for easy conference calls
• Includes one 100Mbps network port with PoE
• Swappable faceplate to allow for easy customization
• Hearing Aid Compatibility (HAC)
• Enterprise-level protection including secure boot

Εγγυήσεις - Επιστροφές:
Επιστροφή Χρημάτων:	Επισκευή - Αντικατάσταση:
20 ημέρες	24 μήνες

Specifications
Protocols/Standards	SIP: SIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, TLS, SRTP Network: IPv4, IPv6, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, SSH, TFTP, NTP, STUN, LLDP, TR-069, 802.1x
Network Interfaces	One auto-negotiation 10/100 Mbps ethernet port integrated PoE Class 2 (GHP621)
Feature Keys	26 keys, including: 6 programmable keys; 12 Standard Phone Digits keys (0-9: speed dial keys configuration on web page, * , #); 5 Function keys (Flash, Redial, Hands-free, Voice Mail, Hold); 3 Volume Control keys, Up/Down/Mute (with red color LED)
HD Audio	One HD handset support for wide band audio
Voice Conferencing	2 SIP accounts and lines, up to 3-way conference
Voice Codecs and Capabilities	Support for G.729A/B, G.711µ/a-law, G.726, G.722 (wide-band), G.723, iLBC, full band Opus, Inband and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJB
Telephony Features	Dial, Answer, Redial, Flash ,Hands-free, Voice Mail(with the server), Transfer, Conference, Hold /Unhold, Mute /Unmute, flexible dial plan, Speed dial server redundancy & fail-over Call out
Advanced Features	Support for multicast paging and E911 service. Support GDS Door opening. Support for advanced jitter-resilience algorithm
USB	USB Type-C port for charging external devices (500mA MAX)
Wall Installation	1 Wall Mountable Base
QoS	Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security	Secure boot, random default password, unique security certificate per device, administrator level passwords, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control
Multi-language	English and Chinese
Upgrade/Provisioning	Firmware upgrade via FTP / TFTP / HTTP / HTTPS, fast boot in 15 seconds, mass provisioning using GDMS/TR-069 or AES encrypted XML configuration file
Temperature and Humidity	Operation: 0°C to 40°C Storage: -10°C to 60°C Humidity: 10% to 90% (Non-condensing)
Package Content	GHP621 phone, handset with cord, Base Stand, faceplate, Quick Installation Guide
Color	Black
Physical	210mm(L)132mm(W)89.8mm(H) (with handset and base stand) Unit weight: 560g Package weight: 860g
GHP621 Compliance	FCC: Part 15 Subpart B, Class B; Part 68. 316/317. CE: EN 55032; EN 55035; EN IEC 61000-3-2; EN 61000-3-3; EN IEC 62368-1. UKCA: BS EN 55032; BS EN 55035; BS EN IEC 61000-3-2; BS EN 61000-3-3; BS EN 62368-1. RCM: AS/NZS CISPR32; AS/NZS 62368.1; AS/CA S004. IC: ICES-003; CS-03 Part V