The Grandstream DP755 is a high-performance, carrier-grade DECT VoIP base station designed for both business and residential environments requiring extended wireless coverage and advanced telephony features. It pairs seamlessly with up to 10 Grandstream DP-series handsets (DP730, DP722, DP720) supporting up to 20 concurrent SIP accounts, enabling unified communications through shared SIP accounts across multiple handsets.

Key Features:

• Supports up to 20 SIP accounts and 20 lines per handset for multi-user flexibility.
• Provides extended wireless coverage, offering up to 400 meters outdoor range with DP730 and 350 meters with DP722/DP720 handsets; indoor range up to 50 meters.
• Push-To-Talk (PTT) functionality for instant group communication.
• Delivers full HD audio quality via advanced codecs including G.722 and OPUS, plus a full duplex speakerphone.
• Enables 3-way audio conferencing to support multi-party discussions.
• Integrated Power over Ethernet (PoE) for simplified deployment (IEEE 802.3af).
• Offers secure communications through DECT authentication & encryption, TLS, SRTP, HTTPS, and 802.1x security protocols.
• Supports flexible provisioning and management via TR-069, encrypted XML config files, Grandstream Device Management System (GDMS), and compatibility with UCM series IP PBXs for zero-touch provisioning.

Telephony Features:

Includes advanced call handling functions such as call transfer, forward, waiting, do not disturb, message waiting indication, multi-language prompts, flexible dial plans, downloadable XML/LDAP phonebooks, and ring group modes.

Technical & Network Compatibility:

Equipped with a 10/100 Mbps Ethernet port with auto-sensing for efficient network integration. Designed to meet multiple industry standards (SIP RFC3261, TCP/IP, RTP/RTCP, DNS, DHCP, NTP, STUN, LLDP-MED, LDAP, TR-069, IPv6) to assure seamless interoperable deployments.

For secure, reliable, extended-range DECT communications with up to 10 handsets and 20 SIP accounts, the Grandstream DP755 is the ideal base station solution for enhanced mobility and unified communications.