------- KTL-194TAD -60 minutes record time -Family message, master mester message,conversation recording -58 groups of incoming calls, 16 digits display -8 groups of outgoing calls -FSK / DTMF Dual System -Pre-dial function -Voice prompt of English,French,German,Dutch,Belgium,Spanish,etc -Remote control function -Telephone function meet TBR21/TBR38/ -TBR37/FCC etc standards -French Voice Date-Time Stamp (DTS) -DC + 12V Power Supply -Battery back up and Battery low -indicator -Ringer detector mode: 2/4 Ringer -switchable -Speaker Volume Hi /Low switchable -Room Detector Function -Message delete