Yealink SIP-T27G Administrator's Guide

Audio Features
158
Permitted
Values
Integer from -50 to 50
Default
0
Supported
Devices
All phones except CP920
Web UI
Features > Audio > Headset Send Volume (-50~50)
Parameter
voice.headset.autoreset_spk_vol <y0000000000xx>.cfg
Description
It configures the headset's volume level during a call.
Permitted
Values
0-The headset volume at the end of a call persists between calls.
1 to 15-The headset volume does not persist between calls, and resets to this specified level each
new call.
Default
0
Supported
Devices
All phones except CP920
Parameter
voice.side_tone
[1]
<y0000000000xx>.cfg
Description
It configures the volume of the sidetone.
Permitted
Values
Integer from -100 to 0
Default
-25
Parameter
voice.handset.tia4965.enable <y0000000000xx>.cfg
Description
It enables or disables the handset's volume level to be reset to level 11 after the call if the volume
level for the current call exceeds the standards.
Note: The value configured by the parameter “voice.handset.autoreset_spk_vol” takes precedence
over that configured by this parameter.
Permitted
Values
0-Disabled
1-Enabled, if the handset's volume level for the current call is adjusted to level 12/13/14/15, the
volume level automatically resets to 11 after the call. That is, the initial volume level is 11 for the next
call.
Default
1
Supported
Devices
All phones except T48G, T46G, T42G, T41P, T29G and CP920
Parameter
voice.headset.tia4965.enable <y0000000000xx>.cfg
Description
It enables or disables the headset's volume level to be reset to level 11 after the call if the volume
level for the current call exceeds the standards.
Note: The value configured by the parameter “voice.headset.autoreset_spk_vol” takes precedence
over that configured by this parameter.
Permitted
Values
0-Disabled
1-Enabled, if the headset's volume level for the current call is adjusted to level 12/13/14/15, the
volume level automatically resets to 11 after the call. That is, the initial volume level is 11 for the next
call.
Default
1
Supported
Devices
All phones except T48G, T46G, T42G, T41P, T29G and CP920

Yealink SIP-T27G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Gold
Wall mountable	Yes
Display diagonal	3.66 \
Display resolution	240 x 120 pixels
RJ-9 ports quantity	2
USB 2.0 ports quantity	1
Voice codecs	CNG, G.711, G.722, G.723.1, G.726, G.729, G.729ab, VAD, iLBC
Dual-Tone Multi-Frequency (DTMF) modes	SIP info
Lines quantity	8 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
Bluetooth	-
Security algorithms	AES, MD5
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Volume control	Digital
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	210 mm
Width	265 mm
Height	170.5 mm