No Perception Upgrade·Sync Level1 Base Backup·Headsets Registration · Seamless Stability·Easy Deployment··Wide Coverage··Full Scenarios··Multiple Phone Books

• Enjoy Wireless Freedom • A Better User Experience with Android 9.0 System • HD Audio and HD Video • Improved Security Performance

• Key Features and Benefits • Support Air and LAN synchronization • Seamless handover and roaming • Up to 10 DM • Up to 600 base stations • Up to 2500 handsets • Up to 2500 SIP accounts • Up to 2500 parallel calls • Support XML/LDAP/Remote Phonebook • Support XSI Directory/XSI Call Log • External antenna, DECT radio coverage up to 50 m indoors and 300 m outdoors • Support IPv6 • Support PoE • Support SRTP/SIPS/TLS, LDAP(s) and HTTPS • Compatible with W57R/W59R/W56H/W53H/W73H/W78H, CP930W, CP935W and DD Phone • DECT Technology: Yealink DECT technology focuses on high-quality Audio VoIP (wideband) and low bit-rate data applications. However, we are incompatible with third-party DECT devices (base station, handset, etc.).

• Runs Android 9.0 • 7 inch (1024 x 600) capacitive adjustable touch screen • Supports Yealink Bluetooth Handset BTH58 • 720p30 HD video (with CAM50) • Optimal HD audio, Yealink Noise Proof Technology • Yealink’s SDK (Software Development Kit) • DoorPhone Features (Preview, One-button Open, Monitoring) • Built-in Bluetooth 4.2 and Dual Band 2.4G/5G Wi-Fi • 2 x USB 2.0 ports for USB headset, media and storage applications • Up to 16 SIP accounts • Up to 10-party audio conferencing • Dual-port Gigabit Ethernet, supports PoE • Wall mountable • Supports up to 3 Expansion Module EXP50 • Supports Yealink/Unify Square Device Management Platform