Updated hardware version, DECT IP Basis pro to form multi-cell systems! Mixed mode: full compatibility for expanding existing multi-cell systems (>/= 2 DECT IP bases)! Perfect for use on ES and HyperVoice systems! Simplified wall mounting capability, connection via LAN, power supply via PoE! System limits: max. 254 bases, 10 SIP registrars, up to 1000 AGFEO DECT IP devices (number of handheld devices depending on the upstream communication system). Handover function (uninterrupted connection transfer), repeater support (optional accessories, max. 100). Central administration of the system without a separate DECT master/manager, private and central phone book (local contacts per device or access to a CTI server). CTI support for registered DECT IP handsets. Support for contact and door image display on handheld devices (not DECT 33 IP and DECT Headset IP). Ready for: extended system limits 4000 bases/16,000 DECT IP devices (depending on the SIP registrar used), possibility of DECT and LAN system synchronization, TLS encryption (depending on the SIP registrar used). Functional expansions will take place with upcoming DECT system versions!