T21PN di Yealink prende telefoni IP entry-level a un livello mai raggiunto prima. Fare pieno uso dei materiali di alta qualità, oltre a un ampio display LCD grafico 132 x 64 pixel in più che mostra una chiara visualizzazione dei dati 5 linea, offre un più agevole l'esperienza degli utenti, molto più visivo informazioni a colpo d'occhio più completo supporto per la voce HD. Doppio porte 10/100 Mbps, rete con PoE integrato per la rete estesa avanti.
Il T21PN supporta due account VoIP, le opzioni di installazione semplici, flessibili e sicuri, oltre al supporto per IPv6, Open VPN e server di back-up di ridondanza. Funziona anche con SRTP / HTTPS / TLS. 802.1x. Come un telefono IP molto conveniente e potente, il T21N massimizza la produttività sia in ambienti piccoli e grandi uffici.
*** Alimentatore non incluso ***
Audio Features:
Full-duplex hands-free speakerphone with AEC, Codecs: G.722(Wideband), G.711(A/μ), G.723, G.729AB, G.726, DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO, VAD, CNG, AEC, PLC, AJB, AGC
Phone Features:
2 VoIP accounts, Call hold, mute, DND, One-touch speed dial, hotline, Redial, call return, auto answer, Call forward, call waiting, call transfer, Group listening, SMS, Local 3-way conferencing, Direct IP call without SIP proxy, Ring tone selection/import/ delete, Keypad lock, emergency call, Set date time manually or automatically, URL & Action URI - Dial Plan, XML Browser, Action URL & Action URI
Directory
Local phonebook up to 1000 entries, Black list, XML/LDAP remote phonebook, Intelligent search method, Phonebook search/import/export, Call history: dialled/received/missed/forwarded
IP-PBX Features:
Anonymous call, anonymous call rejection, Message waiting indicator (MWI), Voice mail, call park, call pickup, Intercom, paging, music on hold. Call completion, call recording, hotdesking
Display and Indicator:
132x64-pixel graphical LCD, LED for call and message waiting indication, Intuitive user interface with icons and soft keys, National language selection, Caller ID with name, number
Physical Features:
2xRJ45 10/100M Ethernet ports, 31 keys including 4 soft keys, 4 LEDs: 1 x power, 2 x line, 1 x message. 1xRJ9 handset port, 1xRJ9 headset port, Wall-mountable, Optional power adapter: AC 100~240V input and DC 5V/600mA Output, Power over Ethernet (IEEE 802.3af ), Power consumption: 1.4-2.6W, Operating humidity: 10~95%, Storage temperature: -10~50°C,
Management:
Configuration: browser/phone/autoprovision/RPS support, Auto provision via FTP/TFT P/HTTP/, HTTPS for mass deployment, Auto-provision with PnP, Zero-sp-touch, Provisioning server redundancy supported, Reset to factory, reboot, Package tracing export, system log
Network and Security:
SIP v1 (RFC2543), v2 (RFC3261), IPv6 open VPN, NAT transverse: STUN mode, Proxy mode and peer-to-peer SIP link mode, IP assignment: static/DHCP /PPPoE, HTTP/HTTPS web server, Time and date synchronization using SNTP, UDP/TCP/DNS-SRV(RFC 3263), QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS, DSCP, SRTP for voice, Transport Layer Security (T LS), HTTPS certificate manager, AES encryption for configuration file, Digest authentication using MD5/MD5-sess, IEEE802.1X
Certifications:
WEEE Compliant
ROHS Compliant