Yealink SIP-T23G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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ilbc_15_2kpbs-iLBC_15_2kbps
ilbc_13_33kpbs-iLBC_13_33kbps
Example:
account.1.codec.g722.priority = 1
Note: The priority of the codec in the disable codec list is not specified, and numerical value 1 is
defined as the highest priority in the enable codec list. 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
Integer from 0 to 13 (17 for CP920 phones)
Default
When the audio codec is G722.1c (48kb/s), the default value is 1;
When the audio codec is G722.1c (32kb/s), the default value is 2;
When the audio codec is G722.1c (24kb/s), the default value is 3;
When the audio codec is G722.1 (24kb/s), the default value is 4;
When the audio codec is G722, the default value is 1 (5 for CP920 phones);
When the audio codec is PCMU, the default value is 2 (6 for CP920 phones);
When the audio codec is PCMA, the default value is 3 (7 for CP920 phones);
When the audio codec is G729, the default value is 4 (8 for CP920 phones);
When the audio codec is G726_16, the default value is 0;
When the audio codec is G726_24, the default value is 0;
When the audio codec is G726_32, the default value is 0;
When the audio codec is G726_40, the default value is 0;
When the audio codec is G723_53, the default value is 0;
When the audio codec is G723_63, the default value is 0;
When the audio codec is Opus, the default value is 0;
When the audio codec is iLBC_15_2kbps, the default value is 0;
When the audio codec is iLBC_13_33kpbs, the default value is 0;
Web UI
Account > Codec > Audio Codec
Parameter
account.X.codec.opus.para
[1]
<MAC>.cfg
Description
It configures the sample rate of the Opus audio codec.
Permitted
Values
opus-fb-Opus-FB (48KHz) (only for T57W/T54W/T53W/T53/T48U/T46U/T43U/T42U/CP920)
opus-swb-Opus-SWB (24KHz) (only for T57W/T54W/T53W/T53/T48U/T46U/T43U/T42U/CP920)
opus-wb-Opus-WB (16KHz)
opus-mb-Opus-MB (12KHz) (only for T57W/T54W/T53W/T53/T48U/T46U/T43U/T42U/CP920)
opus-nb-Opus-NB (8KHz)
Default
opus-wb (opus-fb for CP920 phones)
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T46U, T46S, T43U, T42U, T42S, T41S, T27G, CP920

Yealink SIP-T23G Specifications

General

Backlight	Yes
Voice codecs	G.711a, G.722.2, G.726, G.729ab, iLBC
Volume control	Digital
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Silver
Display resolution	132 x 64 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Networking standards	IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x, IEEE 802.3af
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.56 W
Number of handles included	- pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %

Weight and Dimensions

Depth	188 mm
Width	209 mm
Height	150 mm