Yealink SIP-T44W - VoIP phone with caller ID - 5-way call capability - SIP, SRTP, RTCP-XR, VQ-RTCPXR - 12 lines - classic gray

类别： 有线电话
代码： SIP-T44W
品牌： Yealink Network Technology
保修： 24 月
仅供说明用途
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CZ016 1 2024/8/2 ~ 4周 151.73
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Product Description
Yealink SIP-T44W - VoIP phone with caller ID - 5-way call capability
Product Type
VoIP phone with caller ID
Main Features
Multiple VoIP protocol support, integrated Ethernet switch
VoIP Protocols
SIP, SRTP, RTCP-XR, VQ-RTCPXR
Voice Codecs
G.722, G.723.1, G.729, G.711u, G.711a, G.726, iLBC, G.729A/B
Lines Supported
12 lines
Speakerphone
Yes
Call Services
Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Call park/pickup
Display
LCD display - colour - Yes
Network Ports Qty
2 x Ethernet 10Base-T/100Base-TX/1000Base-T
Compatible Software
Yealink Redirection and Provisioning Service (RPS)
Body Colour
Classic gray
Product Type
VoIP phone
Body Colour
Classic gray
Call Services
Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Call park/pickup
Caller ID Type
Caller ID
Dialer Location
Base
Conference Call Capability
5-way
Speakerphone
Yes
Volume Control
Yes
Indicators
Voice message waiting indicator, call waiting indicator, busy lamp field (BLF)
Additional Functions
Call recording, speed dial memory, redial, mute, emergency call, HD Voice, auto answer, Do Not Disturb (DND), Acoustic Shield Technology, blacklist, anonymous call, anonymous call rejection, Bridged Line Appearance (BLA)
Main Features
Multiple VoIP protocol support, integrated Ethernet switch
VoIP
Yes
VoIP Protocols
SIP, SRTP, RTCP-XR, VQ-RTCPXR
Voice Codecs
G.722, G.723.1, G.729, G.711u, G.711a, G.726, iLBC, G.729A/B
Lines Supported
12 lines
Quality of Service
IEEE 802.1Q (VLAN), IEEE 802.1p, Layer 3 TOS
IP Address Assignment
DHCP, static
Security
IEEE 802.1X, TLS, SRTP, AES, SSL
Power Over Ethernet (PoE) Support
Yes
Network Protocols
IP, TCP, TFTP, UDP, Cisco Discovery Protocol (CDP), HTTP, HTTPS, Link Layer Discovery Protocol (LLDP), SRTP, TR-069, SNTP, DNS SRV, STUN, Lightweight Directory Access Protocol (LDAP), FTP, DSCP, IPv6, DHCP, VLAN
Network Ports Qty
2 x Ethernet 10Base-T/100Base-TX/1000Base-T
Compatible Software
Yealink Redirection and Provisioning Service (RPS)
Voice Features
Comfort noise generation (CNG), voice activity detection (VAD), HD Voice, acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC), Yealink Optima HD voice technology, HD audio
Network Features
Class 2 PoE, Lightweight Directory Access Protocol (LDAP), STUN, Network Address Translation (NAT) Traversal, 12 SIP identities / accounts, ICE, IEEE 802.3af
Phone Directory Capacity
1000 names & numbers
Type
LCD display - colour
Display Location
Base
Diagonal Size
2.8"
Display Resolution
320 x 240 pixels
Backlit
Yes
Display Languages
Multilingual
Connections
Headset jack / RJ-9 ¦ Handset jack / RJ-9 ¦ 2 x USB
Hearing Aid Compatible
Yes
Placing / Mounting
Wall-mountable, table-top
Cables Included
Ethernet cable - 2 m
Included Accessories
Stand
Power Consumption
1.7-4.4 W (PSU), 2.0-5.2 W (PoE)
Width
23.9 cm
Depth
22.3 cm
Height
11.5 cm
Width
22.49 cm
Depth
20.62 cm
Height
17.49 cm
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