C61S is a versatile HD SIP Phone designed for SMEs.Easy to use, cost-effective, suitable for various environments. 132 x 64 pixel Graphical LCD with Back-light. Excellent HD voice quality and various system functions to meet the different needs of SMEs, Call center and industry users. Easy to install, configure, and use. Supports 2 SIP accounts, supports 3-party conference functions. Achieves rich business functions by seamlessly cooperating with IP PBX.
HD Voice
2 Extension accounts
2.3 LCD with Backlight
Dual‐port 10/100Mbps Ethernet
G.729, G723_53, G723_63, G726_32
132x64 pixel graphic LCD with backlight
30 keys, including 4 soft keys and 9 programmable keys
FTP/TFTP/HTTP/HTTPS/PnP
Selectable Ring Tones
NTP/Daylight saving time
Software upgrade via web
Configuration backup/restore
DTMF: In‐Band, RFC2833, SIP INFO
Wall Mountable
IP Dialing
Redial, Call Return
Blind/attendant Transfer
Call hold, Mute, DND
Call Forward
Call Waiting
SMS, Voicemail, MWI
2xRJ45 10/100M Ethernet Ports
2 SIP Accounts
Call Log: 100 Logs
Support 5 Remote Phonebook URLs
Audited Supplier 
){kind=link}