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Yealink SIP-T33G IP Phone with 4 Lines & Color LCDBrand: YealinkPart Number: SIP-T33GType: VoIP PhonesSecurity: NETWORK AND SECURITY
SIP v1 (RFC2543), v2 (RFC3261)
Call server redundancy supported
NAT traversal: STUN mode
Proxy mode and peer-to-peer SIP link mode
IP assignment: static/DHCP
HTTP/HTTPS web server
Time and date synchronization using SNTP
UDP/TCP/DNS-SRV (RFC 3263)
QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
SRTP for voice
Transport Layer Security (TLS 1.3)
HTTPS certificate manager
AES encryption for configuration file (AES256)
Digest authentication
OpenVPN, IEEE802.1X, L2TP VPN
IPv6
LLDP/CDP/DHCP VLAN
ICE
WPA2/WPA3
Secure boot
GARP (Generic Attribute Registration Protocol)Model #: SIP-T33G
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EWAMESIT 100W USB C Charger Fast Universal Laptop Charger, Compatible with Lenovo, Mac Book Pro/Air 16, 15, 14, 13 Inch, Lenovo ThinkPad, HP, Dell, Asus, Acer, Google Series Type C Power CordBrand: EWAMESITColor: BlackType: USB Type CCompatibility: EWAMESIT 100W Laptop Charger Compatible with Lenovo, Mac Book Pro/Air, Lenovo ThinkPad, HP, Chromebook, Dell, Acer, Asus, Samsung Tablet Computers And More USB C-Port devices.Model #: 187845370666