Grandstream DP750 DECT VoIP Base Station

Deploy an immersive DECT environment that allows users to communicate free from their desktop using Grandstream’s DP720 DECT handsets. The DP750 pairs with up to 5 DP720s to create a powerful and mobile network solution.The Grandstream DP750 is a powerful DECT VoIP base station that pairs with up to 5 of Grandstream’s DP720 DECT handsets to offer mobility to business and residential users. It supports a range of 300 meters outdoors and 50 meters indoors to give users the freedom to move around their work or home space, delivering efficient flexibility.

The DP750 creates an immersive DECT network to enable mobile and efficient movement in your organization. A powerful mobile solution, user flexibility is achieved when pairing with up to 5 of Grandstream’s DP720 DECT handsets. The DP750 supports a range of up to 300 meters outdoors and 50 meters indoors and delivers up to 10 SIP accounts and 5 concurrent calls while also offering essential call control features and functionalities, such as 3-way conferencing, call forward and call transfer. A seamless, unified interaction between DP720s can be achieved through the DP750, by giving all DP720s a shared SIP account from the DP750. The DP750 supports a variety of auto-provisioning methods and TLS/SRTP/HTTPS encryption security.

Features

– Up to 10 SIP accounts per system; up to 10 lines per handset; up to 5 concurrent calls per DECT system

– Supports a range of up to 300 meters outdoors and 50 meters indoors

– 3-way voice conferencing, full HD audio, integrated PoE

– Automated provisioning options include TR-069 and XML config files

– TLS and SRTP security encryption technology to protect calls and accounts

– Use with Grandstream’s UCM series of IP PBX for Zero Config provisioning

– Offers multiple ring group options, including Circular, Linear, Parallel and Shared modes

Grandstream DP750 – Technical Specifications:

Air Interface

• Telephony Standard: DECT
• Frequency bands:
  1880 – 1900 MHz (Europe) 1920 – 1930 MHz (USA)
  1910 – 1920 MHz (Brazil), 1786 – 1792 MHz (Korea)
  1893 – 1906 MHz (Japan), 1880 – 1895 MHz (Taiwan)
• Number of channels: 10 (Europe), 5 (US, Brazil or Japan), 3 (Korea), 8 (Taiwan)
• Range: up to 300 meters outdoors and 50 meters indoors

Peripherals:

• 5 LED indicators: power, network, registration, call, DECT
• Reset Button, Pairing / Paging button
• 1x 10/100 Mbps Ethernet port with PoE

Protocols / Standards

• SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP-MED, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6 (Pending)

Voice Codecs

• G.711μ/a-law, G.723.1, G.729A/B, G.726-32, iLBC, G.722, OPUS, G.722.2/AMR-WB (special order), in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, CNG, PLC, AJB

Telephony Features:

• Hold, transfer, forward, 3-way conference, downloadable phonebook (XML, LDAP, up to 3000 entries), call waiting, call log (up to 300 records), auto answer, flexible dial plan, music on hold, server redundancy and fail-over

Sample Applications

• Weather, Currency (Pending)

QoS

• Layer 2 QoS (802.1Q, 802.1P) and Layer 3 QoS (ToS, DiffServ, MPLS)

Security

• User and administrator level access control, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS, 802.1x media access control, DECT authentication & encryption

Multi-language

• Chinese Simple, Chinese Tradition, Czech, Danish, Dutch, English, Estonian, Finnish, French, German, Hebrew, Hungarian, Japanese, Korean, Norwegian, Portuguese, Romanian, Spanish, Swedish, Turkish

Upgrade/Provisioning

• Firmware upgrade via TFTP/HTTP/HTTPS, mass provisioning using TR-069 or AES encrypted XML configuration file

Multiple SIP Accounts

• Up to 10 distinct SIP accounts per system
• Each handset may map to any SIP account(s)
• Each SIP account may map to any handset(s)

Ring Group

• Flexible options when multiple handsets share the same SIP account
  – Circular Mode: all phones ring sequentially from the phone next to the one that answered last
  – Linear Mode: all phones ring sequentially in the predesignated order
  – Parallel Mode: all phones ring concurrently and after one phone answers, the remaining available phones can make new calls
  – DID Mode: multiple handsets can call out on the same account, but all incoming calls are directed to a single handset

Power & Green Energy Efficiency

• Universal Power Supply Input AC 100-240V 50/60Hz; Output 5VDC 1A; Micro-USB connection
• PoE: IEEE802.3af Class 1, 0.44W–3.84W