Cordless DECT IP Multi-Cell System
The Yealink W90 DECT IP Multi-Cell System, consisting of two elements - a base station W90B and a DECT Manager W90DM, is designed to provide the organizations who require wireless coverage with the full ease of deployment. This DECT multi-cell system intends to create an extremely scalable and reliable solution for the organizations of any size and any shape. The system supports up to 250 handsets and 250 simultaneous calls, which ensures one call in each handset, and allows you to get rid of the limited wireless signal coverage of only one base station. Meanwhile, the system can work with Yealink W53H, W56H, W59R, CP930W, and DD Phone with seamless roaming and handover of the calls, making freely mobile communication in and between each zone achievable. Both W90B and W90DM join the modern, compact design with Yealink HD voice quality, which is wrapped with the full-duplex technology Opus, that setting free your ears and giving you an elaborate audio experience.

Seamless Stability
The Yealink W90 DECT IP Multi-Cell System brings seamless stability. The rotatable external antennas ensure further signal range, industry-leading coverage, and flexible steering for complex areas, which truly saves amount and cost of bases in deployment with industry-leading coverage. Moreover, the Lan Sync guarantees stable roaming even in poor signal transmission environment or strong signal interference like warehouses with overcrowded cargos or several iron gates.

Easy Deployment
The Yealink W90 DECT IP Multi-Cell System provides easier and faster setup for users: the DECT Deployment Toolkit for quick base location, IP discovery tool for quickly getting IP of DM, and auto sync level for self-organizing network without manual operation. Instead of complex steps, it takes less time from deployment to daily management for large system.

Wide Coverage
Available for 1DM, 60 bases, 250 handsets and 250 parallel calls, the Yealink W90 DECT IP Multi-Cell System is tailored for large space and multi-locations & bases, delivering unified communicating solution especially for warehouses, hospitals, hotels, supermarkets chains, cruises, authorized car dealerships, offices, retail formats, etc. Virtual machines and more bases will be supported in the future, boarding the coverage once more.

Full Scenarios
The Yealink W90 DECT IP Multi-Cell System supports various devices: W53H, W56H, W59R, CP930W, DD Phone, which definitely matches different employee roles and full scenes communicating demand from mobile, desk to conference with flexible scalability.

Multiple Phone Books
The Yealink W90 DECT IP Multi-Cell System offers easy access to multiple phone books, including Local Directory, Remote Phonebook, LDAP, and XML Phonebook. Additionally, it is broadly compatible with PBX contacts.

Specification

Product
Product id	825036
Brand	Yealink Network Technology
Partnr	W90B
EAN/UPC code	6938818306196
Performance
Number of handsets supported (max)	60
Frequency range	1.8 - 1.9 GHz
Maximum range	300 m
Voice activity detection	Y
Comfort noise generation (CNG)	Y
Automatic gain control	Y
CAT-iq	2.0
Supported network protocols	SNTP/NTP, VLAN, SIP v1, SIP v2, UDP/TCP/TLS, DHCP
Security algorithms	HTTPS, SHA-256, SSL/TLS
Voice codecs	G.726, G.729, PCMA, PLC, iLBC
Call management
Conference call	Y
Number of parallel conferences	3
Anonymous call	Y
Anonymous call rejection	Y
Call waiting	Y
Call forwarding	Y
Call transfer	Y
Call hold	Y
Do not disturb function	Y
Power
Input voltage	100 - 240 V
Power over Ethernet (PoE)	Y
Ports & interfaces
Ethernet LAN	Y
Ethernet LAN (RJ-45) ports	1
Design
Product colour	White
Logistics data
Harmonized System (HS) code	85177900