Yealink SIP-T48U - VoIP phone with caller ID - 10-way call capability - SIP, SIP v2, SRTP, RTCP-XR, VQ-RTCPXR - classic gray

General

Product Type

VoIP phone

Body Colour

Classic gray

Manufacturer Warranty

Service & Support

Limited warranty - 1 year

Miscellaneous

Cables Included

Ethernet cable - 2 m

Connections

Headset jack / RJ-9 ¦ 2 x USB ¦ Handset jack / RJ-9

Included Accessories

Stand

Placing / Mounting

Table-top

Display

Type

LCD display - colour

Diagonal Size

7"

Colour Depth

24-bit (16.7 million colours)

Display Resolution

800 x 480 pixels

Display Location

Base

Display Languages

Multilingual

Backlit

Yes

Phone Features

Dialer Location

Base

Conference Call Capability

10-way

Volume Control

Yes

Indicators

Message waiting indicator, call waiting indicator

Speakerphone

Yes

Additional Functions

Call recording, Intercom, redial, mute, emergency call, auto answer, Do Not Disturb (DND), call return

Call Services

Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold

Caller ID Type

Caller ID

Dimensions & Weight (Base)

Width

26.6 cm

Depth

22.6 cm

Height

18.5 cm

Phone Memory

Phone Directory Capacity

1000 names & numbers

IP Telephony

Network Protocols

TCP, TFTP, UDP, HTTP, DNS, HTTPS, SRTP, TR-069, SNTP

Main Features

Multiple VoIP protocol support, integrated Ethernet switch

Voice Codecs

G.722, G.723.1, G.729ab, G.711a, G.726, iLBC, G.711µ

Quality of Service

IEEE 802.1Q (VLAN), IEEE 802.1p, Type of Service (ToS)

IP Address Assignment

DHCP, static

Network Ports Qty

2 x Ethernet 10Base-T/100Base-TX/1000Base-T

VoIP Protocols

SIP, SIP v2, SRTP, RTCP-XR, VQ-RTCPXR

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)

Security

IEEE 802.1X, TLS, SSL

Network Features

Network Address Translation (NAT), Class 3 PoE, Lightweight Directory Access Protocol (LDAP), 16 VoIP accounts

Power Over Ethernet (PoE) Support

Yes

VoIP

Yes