**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, PCMA, PCMU, G.729,G.729A, 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
• 720p@30fps HD video call
• Video codec: H.264 High Profile, H.264, VP8
• Video quality: 720P (1280×720)-30fps ( ≥ 512 kbps)
• Yealink CAM50 camera:
– 2 mega-pixel
– Plug and play
– Adjustable
– With privacy shutter and LED indicator
– Vertical tilt angle adjustable: 50°
• Field of view (FOV): 70.2°
• 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 VoIP 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)
• 3-party video conferencing
• 10-party audio/video mixed conferencing (up to two video calls)
• Data import/export via Bluetooth, email, etc.
• DoorPhone features: Preview, One-button Open,Monitoring
• Content sharing (via Yealink VCD)
• 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 W52H/W53H/W56H/DD Phone/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
• Black 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/ac
– Transmission rate: Up to 433Mbps (dynamic)
– Frequency range: 2.4GHz/5.0GHz
• Built-in Bluetooth 4.2 for
– 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
– Wired/wireless 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
**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/PPPoE
• 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 (TLS1.2)
• HTTPS certificate manager
• AES encryption for configuration file
• Adb encryption authenticated
• Digest authentication using MD5/MD5-sess
• OpenVPN, IEEE802.1X
**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): 1.9W-5.7W
• Power consumption (PoE): 2.6W-7.4W
• Dimension (W*D*H*T): 259.4mm*220mm*239mm*42.6mm
• Operating humidity: 10~95%
• Operating temperature: 0~40°C (+32~104°F)
