Description
The Grandstream DP755 is a powerful DECT VoIP phone base station that pairs with up to 10 of Grandstream’s DP series DECT handsets- DP720, DP722 and DP730, to offer mobility to business and residential users. It supports outdoor range of up to 400 meters with the DP730 or up to 350 meters with DP722/DP7 20 as well as indoor range up to 50 meters to give users the freedom to move around their work or home.
Grandstream DP755 Key Features
- Up to 20 SIP accounts per system; up to 20 lines per handset
- DECT authentication and encryption technology to protect calls and accounts
- Pairs with up to 10 of Grandstream’s DP series DECT handsets (DP730, DP722, and DP720)
- Provides outdoor range up to 400 meters with the DP730 or 350 meters with DP722/DP720, and indoor range up to 50 meters
- 3-way audio conferencing for easy conference calls
- Supports Push-to-Talk (PTT)
- Automated provisioning options include TR-069 and XML config files
- HD Audio to maximize sound quality and clarity; full duplex speakerphone
- Use with Grandstream’s UCM series of IP PBXs for Zero Config provisioning
- Supports advanced telephony features, including call transfer, call forward, call-waiting, do not disturb, message waiting indication, multi-language prompts, flexible dial plan and more
This DECT VoIP phone base station supports up to 10 handsets and 20 SIP accounts while also offering 3-way voice conferencing, full HD audio and integrated PoE. A shared SIP account on all handsets will add seamless unified features that gives users the ability to answer all calls regardless of location in real-time.
The DP755 supports a variety of auto-provisioning methods and TLS/SRTP/HTTPS encryption security. When paired with Grandstream’s DP720, DP722 or DP730 handsets, the DP755 offers a powerful cord less DECT solution for any business or residential user.
Grandstream DP755 Technical Specifications
| brand | Grandstream |
|---|
| Air Interface | Telephony standards: DECT
Frequency bands: 1880 – 1900 MHz (Europe), 1920 – 1930 MHz (US), 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) Outdoor Range: up to 400 meters (DP730) or up to 350 meters (DP722/DP720) Indoor Range: up to 50 meters |
| Peripherals | 3 LED indicators: Power, Network, DECT pairing/Paging button
One 10/100 Mbps auto-sensing Ethernet port with integrated PoE |
| Protocol/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 |
| 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 1500 records), auto answer, flexible dial plan, server redundancy and fail-over |
| 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 authenticaÂtion, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS, 802.1x media access control, DECT authentication & encryption |
| Multi-language | English, Czech, German, Spanish, French, Hebrew, Italian, Dutch, Polish, Portuguese, Russian, Turkish, Arabic, Chinese Simple, Chinese Tradition, Japanese, Korean, SlovaÂkian, Serbian |
| Upgrade/ Provisioning | Firmware upgrade via TFTP/HTTP/HTTPS and local uploading, mass provisioning using TR-069 or AES encrypted XML configuration file |
| Multiple SIP Accounts | Up to twenty (20) distinct SIP accounts per system
Each handset may map to up to 20 SIP account(s) Each SIP account may map to any handset(s) |
| Ring Group | Flexible options when multiple handsets share the same SIP account:
Parallel Mode: all phones ring concurrently and after one phone answers, the remaining available phones can make new calls HS 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 |
| Package Content | Base Unit, Universal Power Supply; Ethernet cable; Quick Start Guide, GPL statement |
| Dimensions (H x W x D) | 140.31 x 64.98 x 105mm |
| Weight | Base unit: 140g; Universal power supply: 50g; Package: 370g |
| Temperature and Humidity | Operation: -10 to 45ºC (14 to 113ºF); Storage: -20º to 60ºC (-4 to 140ºF) Humidity: 10% to 90% non-condensing |
| Compliance | FCC: FCC Part 15B; FCC Part 15D; MPE; FCC ID
CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 60950-1; EN 301 489-1/-6; EN 301 406; EN 50385; RED NB Cert RCM: AS/NZS 32; AS/NZS 60950.1 ANATEL: ANATEL, EAC, UL (adapter) |
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