Yealink SIP-T57W Administrator's Guide

Phone Customization
215
DST Settings
Time and Date Manually Configuration
Time and Date Format Configuration
Date Customization Rule
Time Zone
The following table lists the values you can use to set the time zone location.
Time Zone Time Zone Name Time Zone Time Zone Name
-12 Eniwetok,Kwajalein +2 Estonia(Tallinn)
-11 Midway Island +2 Finland(Helsinki)
-10 United States-Hawaii-Aleutian +2 Gaza Strip(Gaza)
-10 United States-Alaska-Aleutian +2 Greece(Athens)
-9:30 French Polynesia +2 Harare
-9 United States-Alaska Time +2 Israel(Tel Aviv)
-8 Canada(Vancouver,Whitehorse) +2 Jordan(Amman)
-8 Mexico(Tijuana,Mexicali) +2 Latvia(Riga)
-8 United States-Pacific Time +2 Lebanon(Beirut)
-8 Baja California +2 Moldova(Kishinev)
-7 Canada(Edmonton,Calgary) +2 Pretoria
-7 Mexico(Mazatlan,Chihuahua) +2 Jerusalem
-7 United States-Mountain Time +2 Russia(Kaliningrad)
-7 United States-MST no DST +2 Bulgaria(Sofia)
-7 Chihuahua,La Paz +2 Lithuania(Vilnius)
-7 Arizona +2 Cairo
-6 Guatemala +2 Istanbul
-6 El Salvador +2 E.Europe
-6 Honduras +2 Tripoli
-6 Nicaragua +2 Romania(Bucharest)
-6 Costa Rica +2 Syria(Damascus)
-6 Belize +2 Turkey(Ankara)
-6 Canada-Manitoba(Winnipeg) +2 Ukraine(Kyiv, Odessa)
-6 Chile(Easter Islands) +3 East Africa Time
-6 Guadalajara +3 Iraq(Baghdad)
-6 Monterrey +3 Russia(Moscow)
-6 Mexico(Mexico City,Acapulco) +3 St.Petersburg

Yealink SIP-T57W Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Ethernet LAN	Yes
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Security algorithms	AES, HTTPS, MD5, SRTP
Networking standards	IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
AC adapter input voltage	100 - 240 V
AC adapter output current	2 A
AC adapter output voltage	5 V
Volume control	Buttons
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	7 \
Display resolution	800 x 480 pixels
Front camera	No
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Voice codecs	G.722, G.723.1, G.726, G.729A, G.729B, iLBC

Weight and Dimensions

Depth	220 mm
Width	259.4 mm
Height	211 mm