We provide all kinds of Yealink phones:

– Phone Yealink SIP – T30/T30P

– Phone Yealink SIP – T31/T31G/T31P

– Phone Yealink SIP – T33G/T33P

Yealink T3 Series IP Phones Specification

Model	T30/T30P	T31/T31P/T31G	T33P/T33G

LCD	2.3″ Graphical LCD	2.3″ Graphical LCD	2.4″ Color LCD
Resolution	132×64	132×64	320×240
LCD Backlight	x	√ (Adjustable Brightness)	√ (Adjustable Brightness)
Line	1	2	4
Line Key	0	2	4
Memory Key	0	2	12 (4 Pages of 3 Keys)
PoE	√ (T30P)	√ (T31P/T31G)	√
GigE	X	√ (T31G)	√ (T33G)
Wireless Headset Adapter	EHS35	EHS35	EHS35
N-Way Audio Conferencing	5	5	5
Wide-band Codecs	G.722, Opus	G.722, Opus	G.722, Opus
Narrow-band Codecs	G711 (A/μ), G.729AB, G.726, iLBC, G723.1	G711 (A/μ), G.729AB, G.726, iLBC, G723.1	G711 (A/μ), G.729AB, G.726, iLBC, G723.1
Foot Stand	2 Adjustable Angles	2 Adjustable Angles	2 Adjustable Angles
Wall Mounting	√	√	√
Security Slot	√	√	√
External Yealink AC Adapter (optional)	AC 100-240V Input and DC 5V/600mA Output	AC 100-240V Input and DC 5V/600mA Output	AC 100-240V Input and DC 5V/600mA Output