The Yealink W90B Base Station can provide more wireless coverage when combined with the Yealink W90DM DECT Manager. It's compatible with the following DECT handsets: W53H, W56H, and W59R.
 
Key Features:
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
Support Opus
Support SRTP / SIPS / TLS, LDAP(s) and
HTTPS
Support PoE
 
Datasheet