Yealink SIP-T27G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
419
Values
Default
0
Parameter
multicast.receive.enhance_volume <y0000000000xx>.cfg
Description
It enables or disables the volume enhancement feature when receiving the multicast paging calls.
Note: It works only if “multicast.listen_address.X.volume" is not set to 0. If the value the parameter "mul-
ticast.listen_address.X.volume" is set to 1-15 and the value of this parameter is set to 1 (Enabled), the
receiving volume will be 16-30.
Permitted
Values
0-Disabled
1-Enabled, the receiving volume will be increased by 15 level.
Default
0
Parameter
multicast.receive.use_speaker <y0000000000xx>.cfg
Description
It enables or disables the phone to always use the speaker as the audio device when receiving the
multicast paging calls.
Permitted
Values
0-Disabled, the engaged audio device will be used when receiving the multicast paging calls.
1-Enabled
Default
0
Parameter
features.paging_auto_resume.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to automatically resume the held multicast paging call after the
second multicast paging call or a new call ends.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920
[1]
X ranges from 1 to 31.

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