dvanced Hybrid System, 6 Outside (CO) lines,16-port Hybrid Extensions max. 8 Outside (CO) lines, 24-port Extensions Advanced Hybrid System: 6 Outside (CO) Lines, 16-Port Hybrid Extensions max. 8 Outside (CO) Lines, 24-Port Extensions Automatic fax transfer Automatic pause insertion Call forward Hold Call pick-up Transfer Call waiting Conference call Data line security Optional DISA facility Distinctive ringing Door opener Last number redial Intercom MOH Call barring System speed dialing 100 numbers Pulse/tone switchable System Programming – (KX-TE Maintenance Console) with USB port, RS232 port, Modem, and APT its in mine condition very less used you can see condition in Pictures Please WhatsApp الماركة دي-لينك الحالة جديد