Yealink SIP-T40G Administrator's Guide

Security Features
110
l DST Root CA X3
l Verizon Public SureServer CA G14-SHA2
l AddTrust External CA Root
l Go Daddy Class 2 Certification Authority
l Class 2 Primary CA
l Cybertrust Public SureServer SV CA
l DigiCert Assured ID Root G2
l DigiCert Assured ID Root G3
l DigiCert Assured ID Root CA
l DigiCert Global Root G2
l DigiCert Global Root G3
l DigiCert Global Root CA
l DigiCert Trusted Root G4
l Entrust Root Certification Authority
l Entrust Root Certification Authority - G2
l Entrust.net Certification Authority (2048)
l GeoTrust Primary Certification Authority - G3
l GlobalSign Root CA
l GlobalSign Root CA - R2
l Starfield Root Certificate Authority - G2
l TC TrustCenter Class 2 CA II
l TC TrustCenter Class 3 CA II
l TC TrustCenter Class 4 CA II
l TC TrustCenter Universal CA I
l TC TrustCenter Universal CA III
l Thawte Universal CA Root
l VeriSign Class 3 Secure Server CA - G2
l VeriSign Class 3 Secure Server CA – G3
l Thawte SSL CA
l StartCom Certification Authority
l StartCom Certification Authority G2
l Starfield Services Root Certificate Authority - G2
l RapidSSL CA
l Go Daddy Root Certificate Authority - G2
l Cybertrust Global Root
l SectigoSSLCA
l Sectigo RSA Domain Validation Secure Server CA
l Sectigo RSA Certification Authority
l AmazonRootCA4
l AmazonRootCA3
l AmazonRootCA2
l AmazonRootCA1
l Yealink Root CA
l Yealink Equipment Issuing CA
l SIP Core
l QuoVadis Root CA 2
l QuoVadis Root Certification Authority
l USERTrust RSA Certification Authority

Yealink SIP-T40G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Wi-Fi	No
Security algorithms	AES, HTTPS, SSL/TLS
Networking standards	IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP, TFTP, HTTP, HTTPS
Voice codecs	G.711, G.711a, G.711u, G.722, G.726, G.729ab
RJ-11 ports quantity	1
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.6 W
Certification	CE, FCC, ISO 9001
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 90 %
Volume control	Digital
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Lines quantity	3 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	175 mm
Width	212 mm
Height	54 mm