SM-624 Key Telephone System
SM-624
．Key Telephone System ．Max 6 c/o line, max 24 extension telephone ．Hold, Flash, Conf., Redial, Memory, etc. phone function ．Pager, all pager, intercom function ．LCD phone with DTMF/FSK Caller ID function ．Personal music ringer and phone memories ．DTMF/FSK Caller ID system