Panasonic KX-NS0154 DECT 4-Channel IP Cell Station Unit for NS Series Systems Cordless TCA PhonesKX NS0154 DECT 4 Channel IP Cell Station Unit for NS Series Systems Cordless TCA Phones Works with KX NS700 and KX NS1000 Systems Designed for cordless KX TCA and KX WT and KX TD Series only. Check with us for compatibility with your system. KX NS0154 DECT 4 Channel IP Cell Station Unit If not using PoE, requires the KX A239 adapter (not included) Supports LAN Synchronization for constructing wireless systems with lower costs using a small number of