Support Air and LAN synchronisation 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
