Descrizione
Yealink SIP-T33G – Caratteristiche tecniche
Phone Features
4 VoIP accounts
Call hold, mute, DND
One-touch speed dial, hotline
Call forward, call waiting, call transfer
Group listening, SMS, emergency call
Redial, call retur n, auto answer
Local 5-way conferencing
Direct IP call without SIP proxy
Ring tone selection/impor t/delete
Set date time manually or automatically
Dial plan
XML Browser, action URL/URI
Integrated screenshots
RTCP-XR, VQ-RTCPXR
Enhanced DSS Key
Audio Features
HD voice: HD handset, HD speak er
Smart Noise Filtering
Wideband codec: Opus, G.722
Narrowband codec: G.711(A/μ), G.723.1, G.729AB, G.726, iLBC
DTMF: In-band, Out-of-band (RFC 2833) and SIP INFO
Full-duplex hands-free speakerphone with AEC
VAD, CNG, AEC, PLC, AJB, AGC
Directory
Loal phonebook up to 1000 entr ies
Black list
XML/LDAP remote phonebook
Smart dialing
Phonebook search/import/export
Call history: dialed/received/missed/forwarded IP-PBX Features
Busy Lamp Field (BLF), Br idged Line Apperance (BLA)
Anonymous call, anonymous call rejection
Hot-desking, voice mail
Flexible seating
Call park, call pickup
Executive and Assistant
Centralized call recording
Visual voice mail
Call recording
Display and Indicator
2.4” 320 x 240-pixel color display with backlight
16 bit depth color
LED for call and message waiting indication
Dual-color (red or g reen) illuminated LEDs for line status information
Wallpaper
Intuitive user interface with icons and soft keys
Multilingual user interface
Caller ID with name and number
Screensaver
Power saving
Feature keys
4 line keys with LED
5 features keys: message, headset, redial, mute,hands-free speakerphone
6 navigation keys
Volume control keys
Interface
Dual-port 10/100/1000
Power over Ethernet (IEEE 802.3af), class 2
1 x RJ9 (4P4C) handset por t
1 x RJ9 (4P4C) headset por t
Other Physical Features
Color: Classic Grey
Wall mountable
External Yealink AC adapter AC 100~240V input and DC 5V/600mA output
Power consumption (PSU): 2-3W
Power consumption (PoE): 3.5-5W
Dimension (W*D*H*T): 212mm*186mm*146mm*42mm
Operating humidity: 10~95%
Operating temperature: -10~50°C (+14~122°F)
Network and Security
SIP v1 (RFC2543), v2 (RFC3261)
Call server redundancy supported
NAT traversal: STUN mode
Proxy mode and peer-to-peer SIP link mode
IP assignment: static/DHCP
HTTP/HTTPS web server
Time and date synchronization using SNTP
UDP/TCP/DNS-SRV (RFC 3263)
QoS: 802.1p/Q tagging (VLAN), La yer 3 ToS DSCP
SRTP for voice
Transport Layer Security (TLS)
HTTPS cer tificate manager
AES encryption for configuration file
Digest authentication
OpenVPN, IEEE802.1X
IPv6
LLDP/CDP/DHCP VLAN
ICE
Giorgio M. –
Sorprendente qualità della fonia, velocità di configurazione sul sistema in cloud utilizzato, ed ingombro ridotto. Il display con ottimo contrasto e colori ben contrastati.