Yealink SIP-T48U IP phone, PoE, 7" bar.LCD, 29 prog.tl., GigE, 2x USB

The premium managerial voip phone Yealink SIP-T48U is the highest model of the SIP-T4U series and is a direct successor to the voip of the Yealink SIP-T48S. The phone offers a new hardware revision for higher stability and speed. It has a large touch 7 ”TFT-LCD with 800x480 pixels .

Full Broadsoft support allows you to use Broadsoft UC to display details such as contacts. All wrapped in premium design and in high quality design

For maximum user comfort, the phone allows you to choose from 8 ringtone tones and can also be uploaded with your own ringing melody. There are also buttons for loud eavesdropping, Redial or backlit buttons for connected headset or microphone mute.

Of course there is support for XML/LDAP , the phone also has integrated two USB ports , through which Bluetooth dongle to connect and Bluetooth headset or other USB dongle. The phone has 29 programmable buttons with BLF/blard support (busy/free on line).

The Yealink SIP-T48U has Czech and Slovak location displays and web management, so its control is very simple and intuitive.

The device is supported by the opus codec, which will take care of high quality sound. Opus supports 8 kHz (Narrowband) and 16 kHz (Wideband) sampling frequency .

parameters: resolution

Title:	value:
data interface:	Ethernet
network services:	FIXED IP, DHCP, PPPOE
NAT:	NAT (turned off in default), DHCP server
QOS:	Diffserv/Tos/Vlan
Display-Type:	Color
display-size:	7 ”TFT-LCD touch, 800x480 pix
voip standards:	SIPV2
Support of codecs:	Opus, G.711, G.722, G.723.1, G.726, G.729AB, Dynamic Jitter Buffer
peer-to-peer mode:	Yes
Number of SIP accounts:	16
loud calling (Hands-free):	Yes
Setting the volume of ringtone and call:	Yes
Number of ringing melodies:	8
Possibility to upload your own ringing tune:	Yes
DATE AND TIME View:	Yes
Local phone list:	1000 contacts
remote telephone lists:	XML, LDAP, BROADSOFT
Number of programmable buttons:	29
History-List of incoming calls:	100
History-list of outgoing calls:	100
History-List of missed calls:	100
Security:	SRTP, TLS (HTTPS, SIPS), Login Password, Crypt Config. Files
voice Activity Detection (VAD):	Yes
Comfort Noise Generator (CNG):	Yes
call features:	redirect, hold, switch, 3-way conference
Caller identification (Caller ID):	Yes
calling plan:	Yes
dtmf:	RFC2833, INBAND, SIP INFO, AUTO+SIP INFO
Calling Call (CW):	Yes
Automatic Redial:	Yes
to mute:	Yes
SMS:	No
Open API:	XML Application, Action Url, Active Uri, Push XML
Status indication using LED:	Yes
upgrade firmware:	Yes
Automatic Configuration:	Yes
IPv6 support:	Yes
Support of expansion modules:	Yes
Power adapter:	5V DC, 2a (not included)
POE Consumption:	Max. 10.54 W
Management:	Web, keyboard, car. Configuration, SNMP
Diagnostics:	Trace, Syslog