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Product code: #ALL-003530

DECT phone base, Grandstream

Grandstream · DP755

DECT phone base, Grandstream

  • SIP Accounts20
214.52 ₾

VAT included

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Specifications 23

Open the spec sheet PDF(opens in a new tab)

Audio

Audio Device Type
DECT VoIP Base Station

Telephony

SIP Accounts
20

Physical

Weight
140 g (4.94 oz)

Full specification

Manufacturer data, 20 parameters

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/DP725/DP735) or up to 350 meters (DP722/DP720)
Indoor Range
up to 50 meters

Peripherals

LED Indicators
3 LED indicators: Power, Network, DECT pairing/Paging button
Ethernet
One 10/100 Mbps auto-sensing Ethernet port with integrated PoE

Voice Codecs

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

QoS

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

Security

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

Multi-Language
English, Czech, German, Spanish, French, Hebrew, Italian, Dutch, Polish, Portuguese, Russian, Turkish, Arabic, Chinese Simple, Chinese Tradition, Japanese, Korean, Slovakian, Serbian

Upgrade/ Provisioning

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

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

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

Package Content
Base Unit, Universal Power Supply;
Ethernet cable;
Quick Start Guide, GPL statement

Dimensions (H x W x D)

Dimensions (H × W × D)
140.31 x 64.98 x 105mm

Temperature and Humidity

Temperature and Humidity
Operation: -10 to 45ºC (14 to 113ºF);
Storage: -20º to 60ºC (-4 to 140ºF) Humidity: 10% to 90% non-condensing

Compliance

Compliance
FCC, CE, RCM, IC