Yealink SIP-T33G 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-T33G Specifications

General

Wall Mountable	Yes
Local Phonebook	1000 entries
Opus Codec	Yes
Lines	4
Supported Codecs	Opus, G.722, G.711(A/μ), G.729AB, G.726, iLBC
Headset Port	RJ9
Network	Dual-port Gigabit Ethernet
PoE	Yes (IEEE 802.3af)
Audio Features	HD voice
SIP Accounts	4
Buttons	4 context-sensitive soft keys
Headset Support	Yes
Supported Protocols	SIP
Operating Temperature	0 ~ 40°C
Humidity	10% to 90% (non-condensing)