Yealink SIP-T28P Executive IP Phone

Harga:

USD 185

Jumlah Pesanan:

Negara Asal:

China

6 VoIP accounts, hotline, emergency call
Call waiting, call transfer, call forward
Hold, mute, flash, auto-answer, redial
3-way conference, DND, speed dial
XML Phonebook search/ import/ export
Black list, call history ( 100 entries)
Volume adjustment, ring tone selection
Tone scheme, System log
Multi-language ( more than 20)
Supports up to 6 expansion modules
IP PBX System Integration
Dial plan, dial-now
SMS, Voicemail, MWI
BLF/ BLA, intercom, paging
Call park, call pickup
Distinctive ringtone
Codecs and Voice Features
Wideband codec: G.722
Narrowband codec: G.711, G.723.1, G.726, G.729AB
VAD, CNG, AEC, PLC, AJB, AGC
Full-duplex speakerphone with AEC
Network Features
SIP v1 ( RFC2543) , v2 ( RFC3261)
NAT Traversal: STUN mode
DTMF: In-Band, RFC2833, SIP Info
Proxy mode and peer-to-peer SIP link mode
IP Assignment: Static/ DHCP/ PPPoE
Bridge/ router mode
TFTP/ DHCP/ PPPoE client
Telnet/ HTTP/ HTTPS server
DNS client
NAT/ DHCP server
Management
FTP/ TFTP/ HTTP/ PnP auto-provision
Configuration: browser/ phone/ auto-provision
Direct IP call without SIP proxy
Dial number via SIP server
Dial URL via SIP server
Security
HTTPS ( server/ client)
SRTP ( RFC3711)
Transport Layer Security ( TLS)
VLAN ( 802.1 pq) , QoS
Digest authentication using MD5/ MD5-sess
Secure configuration file via AES encryption
Phone lock for personal privacy protection
Admin/ user configuration mode
Physical Features
TI TITAN chipset
320x160 graphic LCD with 4-level grayscales
48 keys including 16 programmable keys
1xRJ9 ( 4P4C) handset port
1xRJ9 ( 4P4C) headset port
2xRJ45 10/ 100M Ethernet ports
1XRJ12 ( 6P6C) expansion module port
Power adapter: AC 100~ 240V input and DC 5V/ 1.2A output
Power over Ethernet ( IEEE 802.3af)
Power consumption: 1.6-2.6W
Net weight: 1.05KG
Dimension: 273x204x42MM
Operating humidity: 10~ 95%
Storage temperature: up to 60° C

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