Совершенно новый телефон Grandstream DP750 с широким диапазоном DECT

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) Range: up to 300 meters outdoors and 50 meters indoors

Peripherals

5 LED indicators: Power, Network, Register, Call, DECT Reset button, Pairing/Paging button One 10/100 Mbps auto-sensing Ethernet
port with integrated PoE

Sample Applications

Weather, Currency (Pending)

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 (Pending)

Telephony Features

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

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

QoS

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

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

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

Temperature and Humidity

Operation: -10 to 50ºC (14 to 122ºF); Storage: -20º to 60ºC (-4 to 140ºF) Humidity: 10% to 90% non-condensing

Upgrade/ Provisioning

Firmware upgrade via TFTP/HTTP/HTTPS, mass provisioning using AES encrypted XML configuration file

Video Codecs and Capabilities

H.264 BP/MP/HP, video resolution up to 1080p, frame rate up to 30 fps, bitrate up to 4Mbps, 3-way video conference (1080p@30fps),
BFCP, people video (up to 1080p@30fps) + content video (up to 1080p@15fps), anti-flickering, auto focus and auto exposure, camera
block

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

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

Multiple SIP Accounts

 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

Upgrade/ Provisioning

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

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

Dimensions (H x W x D)

28.5 x 130 x 90 mm

Package Content

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