Yealink SIP-T43U Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
167
Phone Model Supported Audio Codecs
Default Audio
Codecs
CP920
G.722.1c (48kb/s), G.722.1c (32kb/s),
G.722.1c (24kb/s), G.722.1 (24kb/s), G722,
PCMU, PCMA, G729, G726-40, G726-32,
G726-24, G726-16, G723_53, G723_63,
Opus, iLBC_15_2kpbs, iLBC_13_33kpbs
G.722.1c (48kb/s),
G.722.1c (32kb/s),
G.722.1c (24kb/s),
G.722.1 (24kb/s),
G722, PCMU, PCMA,
G729
Audio Codecs Configuration
The following table lists the parameters you can use to configure the audio codecs.
Parameter
account.X.codec.<payload_type>.enable
[1]
<MAC>.cfg
Description
It enables or disables the specified audio codec.
The name (payload_type) of the audio codec:
g722_1c_48kpbs-G.722.1c (48kb/s) (only for CP920)
g722_1c_32kpbs-G.722.1c (32kb/s) (only for CP920)
g722_1c_24kpbs-G.722.1c (24kb/s) (only for CP920)
g722_1_24kpbs-G.722.1 (24kb/s) (only for CP920)
g722-G722
pcmu-PCMU
pcma-PCMA
g729-G729
g726_16-G726-16
g726_24-G726-24
g726_32-G726-32
g726_40-G726-40
g723_53-G723_53
g723_63-G723_63
opus-Opus
ilbc_15_2kpbs-iLBC_15_2kbps
ilbc_13_33kpbs-iLBC_13_33kbps
Example:
account.1.codec.g722.enable = 1
Note: The name of the audio codec in this parameter should be the correct one as listed in the above
example, otherwise the corresponding configuration will not take effect.
Permitted
Values
0-Disabled
1-Enabled
Default
Default:
When the audio codec is G.722.1c (48kb/s), the default value is 1;
When the audio codec is G.722.1c (32kb/s), the default value is 1;

Yealink SIP-T43U Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Wall mountable	Yes
Sustainability certificates	REACH, RoHS
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Power consumption (typical)	2.2 W
Bluetooth version	4.1
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS, IPv6, LLDP/CDP/DHCP VLAN
USB 2.0 ports quantity	2
Lines quantity	12 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
Voice codecs	AGC, AJB, AMR-NB, AMR-WB, G.711Mu, G.711a, G.723.1, G.726, G.729ab, OPUS, PLC, VAD, iLBC
Number of handles included	1 pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	3.7 \
Display resolution	360 x 160 pixels
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	206.2 mm
Width	224.9 mm
Height	174.9 mm
Package depth	223 mm
Package width	246 mm
Package height	120 mm