Data Sheet 

Audio Features

• HD voice: HD handset, HD speaker
• Hearing aid compatible (HAC) handset
• Acoustic Shield, Noise Proof
• Smart Noise Filtering
• Audio codec: Opus, G.722, PCMU (G.711µ), PCMA(G.711A), G.729, G.729A, G.729B, G.729AB, G.726, G.723.1, iLBC
• DTMF: In-band, Out-of-band (RFC 2833) and SIP INFO
• Full-duplex hands-free speakerphone with AEC
• VAD, CNG, AEC, PLC, AJB, AGC

Video Features

• Video codec: H.264 High Profile, H.264, VP8
• Video quality: 720P (1280x720)-30fps ( ≥ 512 kbps)
• Yealink CAM50 camera:
- 2 mega-pixel
- Plug and play
- Adjustable
- With privacy shutter and LED indicator
- Vertical tilt angle adjustable: 47±3°
• Field of view (FOV): 75°±5°
• Self view (local video preview)

Display and Indicator

• LCD screen:
- 7” 1024 x 600 capacitive adjustable touch screen
- Vertical tilt angle adjustable: 48°
• 5 points multi-touch surface
• Screensaver and Wallpaper
• LED for call and message waiting indication
• Intuitive user interface with icons and soft keys
• Multilingual user interface
• Caller ID with name, number and photo

Android Bundled Applications 

• FileManager/Email/Calendar/Camera/Gallery/ Recorder/Calculator/Browser/Message
• Third party Android application support

Phone Features

• Yealink’s SDK (Software Development Kit)
• 16 SIP accounts
• Call hold, call forward, call waiting, call transfer
• One-touch speed dial, hotline, mute, DND
• Group listening, emergency call
• Redial, call return, auto answer
• Direct IP call without SIP proxy
• Ring tone select/import/delete
• Set date time manually or automatically
• Dial plan, action URL/URI
• RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
• 10-party audio conferencing
• Data import/export via Bluetooth, email, etc.
• DoorPhone features: Preview, One-button Open, Monitoring
• USB/Bluetooth connectivity to Yealink CP900/CP700 speakerphone, USB connectivity to Yealink UH36 headset:
- Basic functions: Answer/end, call mute
- Enhanced function: audio optimization, redial, call hold, volume synchronization, multiple calls control
• Analog PSTN calls via CPN10
• Wireless Access Point (AP mode)

Corded-Cordless Phone (via DECT Dongle DD10K)

• Up to 4 DECT cordless handsets
• Up to 4 concurrent calls
• Support Yealink W73H/W53H/W56H/W59R/DDPhone/CP930W
• Slave Handset for Master Deskset

IP-PBX Features

• Busy Lamp Field (BLF), Bridged Line Appearance(BLA)
• Anonymous call, anonymous call rejection
• Remote office, hot desking, intercom, paging
• Call completion
• Message Waiting Indicator (MWI)
• Voice mail, call park, call pickup
• Music on hold
• Call recording

Directory

• Local phonebook up to 1000 entries
• Block list
• XML/LDAP remote phonebook
• Google contacts
• Smart dialing
• Phonebook search/import/export
• Call history: dialed/received/missed/forwarded

Feature keys

• 27 one-touch DSS keys
• 7 feature keys: hold, transfer, message, headset, mute, redial, speakerphone
• Volume control keys
• Illuminated mute/headset/hands-free speakerphone key

Interface

• Dual-port Gigabit Ethernet
• Power over Ethernet (IEEE 802.3af), class 3
• Built-in dual band Wi-Fi:
- Network standard: IEEE802.11a/b/g/n
- Frequency range: 2.4GHz/5.0GHz
• Built-in Bluetooth 4.2 for
- Bluetooth Handset BTH58
- Bluetooth headsets
- Pairing mobile devices
- Simultaneous connection of one headset and one mobile phone
• 1 x USB 2.0 port (on the top of the phone) for:
- Yealink CAM50 camera
• 1 x USB 2.0 port (on the rear of the phone) for:
- USB flash drive
- USB headset
- Color-screen expansion modules
- Wireless Headset Adapter EHS40
• 1 x Security lock port
• 1 x RJ9 (4P4C) handset port
• 1 x RJ9 (4P4C) headset port
• Supports up to 3 color-screen expansion modules

Management

• Configuration: browser/phone/auto-provision
• Auto provision via FTP/TFTP/HTTP/HTTPS
• Auto provision with PnP, Zero-sp-touch, TR-069
• Phone lock for personal privacy protection
• Reset to factory, reboot
• Package tracing export, system log
• Only the administrator can install/uninstall apps via autop
• Setup Assistant wizard
• Supports Yealink Device Management Platform(YMDP/YMCS)
• Supports Unify Square Device Management Plat form

Network and Security

• IPv4/IPv6
• 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
• Transport Layer Security (TLS1.3)
• HTTPS certificate manager
• AES encryption for configuration file (AES256)
• Adb encryption authenticated
• Digest authentication using MD5/MD5-sess
• OpenVPN, IEEE802.1X, L2TP VPN
• WPA2/WPA3
• Secure boot
• GARP (Generic Attribute Registration Protocol)

Other Physical Features

• Color: Classic Grey
• Wall mountable (optional)
• External Yealink AC adapter (optional): AC 100~240V input and DC 5V/2A output
• USB output currency: 5V 500mA
• Power consumption (PSU): 2.5W~7W
• Power consumption (PoE): 3.3W~7.6W
• Dimension (W*D*H*T): 259.4mm*220mm*215mm*42.6mm
• Operating humidity: 5% to 90%, noncondensing
• Operating temperature: -10 to +45°C (+14 to 113°F)