Features: Mid-level phone, ideal for professionals and managers with moderate call load
4.3" 480x272-pixel color display, fully adjustable
HD Voice with Yealink Acoustic Shield technology
10 line keys, 16 SIP accounts, 27 memory keys
Built-in Bluetooth, Wi-Fi
Dual-port Gigabit Ethernet
1xUSB port for call recording and wireless USB headset
Power supply not included
Features: The phone offers an easy-to-use interface and provides a traditional telephony-like user experience
A graphical monochrome display with a resolution of 128 x 32 pixels provides a scrollable two-line intuitive access to phone services and configuration
A foldable single-position foot stand offers optimum display viewing and comfortable use of keys
You can fold the foot stand for wall mounting, with mounting holes located on the base of the phone
A full-duplex speakerphone allows for flexibility in placing and receiving calls
Standards: IEEE 802.3 Ethernet, IEEE 802.3af and 802.3at
Security: Secure credential storage
Image authentication
Random bit generation
Manufacturer-Installed Certificates (MICs )
Secure boot
SHA-256 enabled for advanced security features
Ethernet 802.1X supplicant options: Extensible Authentication Protocol - Flexible Authentication via Secure Tunneling (EAP-FAST) and Extensible Authentication Protocol - Transport Layer Security (EAP-TLS)
Signaling authentication and encryption using TLS v1.2
Media authentication and encryption using SRTP
HTTPS for client and server
Secure Shell (SSH) Protocol server
Security: IPv4/IPv6
IP Assignment: Static/DHCP
HTTP/HTTPS web server
Time and date synchronization using SNTP
Transport Layer Security (TLS)
HTTPS certificate manager
IEEE802.1X
Security: NETWORK AND SECURITY
Built-in dual-band Wi-Fi:
- Network standard: 2.4G&5G IEEE802.11a/b/g/n/ac/ax
- Frequency range: 2.4 GHz/ 5.0 GHz
- Roaming: IEEE802.11 k/r/v
Built-in Bluetooth 5.0:
- Connecting to Bluetooth Headset
IPv4/IPv6
SIP v1 (RFC2543), v2 (RFC3261)
Call server redundancy supported
NAT traversal: STUN mode
SIP link mode: Proxy mode and peer-to-peer
IP Assignment: static/DHCP
HTTP/HTTPS web server
Time and date synchronization using SNTP
SRTP for voice
TLS1.3 support
HTTPS certificate manager
AES encryption for configuration file (AES256)
Digest authentication using MD5/MD5-sess
OpenVPN, IEEE802.1X
WPA, WPA2, WPA3
Secure boot
GARP (Generic Attribute Registration Protocol)