Description Description8 Outside lines,48 Extension Expand Disa 20 Second Caller id intercom/transfer OMG reconrd via PC program,SMDR Remote Program PC Program,RS232 Expandable Hotline Day/Night ,Extension Lock meta Housing. Capacity: 8 Outside Lines, 48 Extensions Expand DISA 20 seconds Caller ID intercom/Transfer OGM record via PC PC program, SMDR Remote Program PC Program,RS232 Expandable Hotline Day/Night, Extension Lock Metal Housing Key Telephone not included
