The GHP621W 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. The GHP621W model is equipped with integrated dual-band Wi-Fi to support wireless deployments.The GHP621W features 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 jitter-resilience algorithm that tolerates up to 30% packet loss without impacting voice quality.The GHP621W is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints. GHP series IP phones can be installed on desktop or wall-mounted and can be powered by PoE (GHP621W), power adapter (GHP621W), and USB Type-C charger. Thanks to a sleek and compact design, the GHP621W 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
•Integrated dual-band 2.4GHz & 5GHz 802.11 a/b/g/n/ac
•Swappable faceplate to allow for easy customization
•Hearing Aid Compatibility (HAC)
•Enterprise-level protection including secure boot

Caution! According to current Greek Legislation, of N.F.B.A.R. and the provisions of the P.D. 98/2017 the lawful use of this product in the frequency band 2400 – 2483,5 MHz, provides for a maximum transmit power of 100mW e.i.r.p.
At this maximum power the output power of the transmitter and the gain of the antenna are both taken into account. Responsible for spectrum surveillance is H.T.P.C.
This product is CE marked, P.D. 98/2017
This product is intended for indoor use.

Caution! According to current Greek Legislation, of N.F.B.A.R. and the provisions of the P.D. 98/2017 the lawful use of this product in the frequency band 5150 – 5250MHz and 5250 – 5350MHz, provides for a maximum transmit power of 200 mW e.i.r.p.
At this maximum power the output power of the transmitter and the gain of the antenna are both taken into account. Responsible for spectrum surveillance is H.T.P.C.
This product is CE marked, P.D. 98/2017
This product is intended for indoor use.

Warranties - Returns:
Money Return:	Repair - Replacement:
20 days	24 months

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
WiFi	Integrated dual-band 2.4GHz & 5GHz 802.11 a/b/g/n/ac
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
Power & Green Energy Efficiency	Universal power adapter: Input: 100~240Vac 50~60Hz Output: 12V/0.5A(6W)
Temperature and Humidity	Operation: 0°C to 40°C Storage: -10°C to 60°C Humidity: 10% to 90% (Non-condensing)
Package Content	GHP621W phone, , handset with cord, Base Stand, universal power supply ,faceplate, Quick Installation Guide
Color	Black
Physical	210mm(L)132mm(W)89.8mm(H) (with handset and base stand) Unit weight: 620g Package weight: 920g
GHP621W Compliance	FCC: Part 15 Subpart B, Class B; Part 15 Subpart C,15.247; Part 15 Subpart E,15.407; Part 68. 316/317. CE: EN 55032; EN 55035; EN IEC 61000-3-2; EN 61000-3-3; EN IEC 62368-1; ETSI EN 301489-1\- 17; ETSI EN 300 328; ETSI EN 301 893; EN IEC 62311. UKCA: BS EN 55032; BS EN 55035; BS EN IEC 61000-3-2; BS EN 61000-3-3; BS EN 62368-1; ETSI EN 301489-1\-17; ETSI EN 300 328; ETSI EN 301 893; BS EN IEC 62311. RCM: AS/NZS CISPR32; AS/NZS 4268; AS/NZS 2772.2; AS/NZS 62368.1; AS/CA S004. IC: RSS-247; RSS-Gen; RSS-102; ICES-003; CS-03 Part V