Yealink SIP-T57W Recovery Guide

Recovery Mode on Yealink IP phones
3
Phone Model
The Resource Files Required
Description
SIP-T53W
T53W.rom, T53W.bin, and T53W.rfs
After entering the recovery mode,
the phone directly starts the
backup system.
SIP-T53
T53.rom, T53.bin, and T53.rfs
SIP-T58W
/
Note: After entering the recovery
mode, the phone directly starts
the backup system.
SIP-T58A
T58V.rom, T58V.bin, T58V.rfs
Note: New factory phones
running V86 firmware version no
longer need “.bin” and “.rfs” files.
MP54
MP54.rom, MP54.bin
MP56
MP56.rom, MP56.bin
MP58
MP58.rom, MP58.bin
CP860
CP860.rom, CP860.bin and CP860.rfs
CP920
CP920.rom, CP920.bin and CP920.rfs
Note: New factory phones
running V86 firmware version no
longer need “.bin” and “.rfs” files.
CP960
CP960.rom, CP960.bin and CP960.rfs
Note: New factory phones
running V86 firmware version no
longer need “.bin” and “.rfs” files.
CP925
/
Note: After entering the recovery
mode, the phone directly starts
the backup system.
CP965
/
Note: After entering the recovery
mode, the phone directly starts
the backup system.
VC400
VCS.rom, VCS.bin and VCS.rfs
VC120
VCS.rom, VCS.bin and VCS.rfs
VC110
VC110.rom, VC110.bin and VC110.rfs
Base for
W52P/W56P
W52P.rom, W5X.bin, and W5X.rfs
W60B
W60B.rom, W60B.bin and W60B.rfs
W80DM/W80B
W80B.rom, W80B.bin and W80B.rfs
W90DM/W90B
W90B.rom and W90B.bin

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