Yealink W90B | IP DECT Base

• Support Air and LAN synchronization 
• Seamless handover and roaming 
• Up to 60 base stations
• Up to 250 handsets 
• Up to 250 SIP accounts 
• Up to 250 parallel calls 
• Support XML/LDAP/Remote Phonebook 
• Support XSI Directory/XSI Call Log 
• External antenna, DECT radio coverage up to 50m indoors and 300m outdoors 
• DECT technology: Yealink DECT technology is based on CATiq2.0, which focuses on high-quality Audio VoIP (wideband), and low-bitrate data applications. But we are not compatible with any third-party DECT devices (base station, handset, etc.). 
• Support Opus 
• Support SRTP / SIPS / TLS, LDAP(s) and HTTPS 
• Support PoE 
• Compatible with Yealink W59R/W56H/W53H, CP930W and DD Phone

Interface: 

• 1 x RJ45 10/100M Ethernet port 
• Power over Ethernet (IEEE 802.3af), Class 1

Audio Features: 

• Full-duplex speakerphone 
• Hearing Aid Compatibility (HAC) compliant 
• DTMF 
• Wideband codec: Opus, AMR-WB (optional), G.722 
• Narrowband codec: AMR-NB (optional), PCMU,PCMA, G.726, G.729, iLBC 
• VAD, CNG, AGC, PLC, AJB

DECT: 

• Frequency bands: 1880 – 1900 MHz (Europe), 1920 – 1930 MHz (US) 
• DECT Standards: CAT-iq2.0

Network Features: 

• SIP v1 (RFC2543), v2 (RFC3261) 
• SNTP/NTP 
• VLAN (802.1Q and 802.1P) 
• 802.1x, LLDP 
• STUN Client (NAT Traversal) 
• UDP/TCP/TLS 
• IP assignment: static/DHCP 
• Support outbound proxy server backup

Security:

• Open VPN 
• Transport Layer Security (TLS1.0/TLS1.1/ TLS1.2) 
• HTTPS (server/client), SRTP 
• Digest authentication 
• Secure configuration file via AES encryption 
• Support SHA256/SHA512/SHA384

Phone Features: 

• Sync over the DECT and LAN (Seamless handover and roaming) 
• Each Multicell System 
• Up to 60 base stations 
• Up to 250 handsets 
• Up to 250 VoIP accounts 
• Up to 250 simultaneous calls 
• Up to 8 WB (4 active handsets) calls per base 
• Up to 8 NB calls per base 
• Up to 2 simultaneous calls per handset 
• Call hold, call transfer, 3-way conference 
• Switching between calls 
• Call waiting, mute, silence, DND 
• Caller ID with name and number 
• Anonymous call, Anonymous call rejection 
• Call forward (always/busy/no answer) 
• Speed dial, voicemail, redial 
• Message Waiting Indication (MWI) 
• Music on hold (server-based) 
• Local phonebook for up to 100 entries per handset 
• Remote phonebook/LDAP/XML phonebook 
• Phonebook search/import/export 
• Call history (all/missed/placed/received) 
• Reset to factory, reboot 
• Keypad lock, emergency call 
• Broadsoft directory, BroadSoft call log 
• Broadworks feature key synchronization 
• Shared Call Appearance (SCA) 
• XML browser 
• IPUI registration 
• User access level

Management: 

• Auto-provision via TFTP/FTP/HTTP/HTTPS/RPS 
• Auto-provision with PnP 
• Handset upgrade: OTA (Over-The-Air) 
• Configuration: browser/phone/auto-provision 
• Trace package and system log export

Physical Features:

• Indoor Range: 30m~50m (The ideal distance is 50m) 
• Outdoor Range: 300m (in ideal conditions) 
• Wall mountable 
• Three LED indicators on W90DM/W90B: -
• 1 x LAN (Power Indicator & Network Status) LED 
• 1 x Role LED 
• 1 x DECT LED 
• External Yealink AC adapter: AC 100-240V Input and DC 5V/1.2A Output 
• Color: Pearl White 
• Dimension: 134mm x 100mm x 28mm 
• Operating humidity: 10~95% 
• Operating temperature: 0~+40°C (+32~104°F