OS7030 4 port single line module with CID, Stock# OS-703B4S/XAR Conference Phone Stand NOT for human support

NOT for human support

Overall Width: 4-1/4'' (108 mm)

Link Loss Return (LLR) switch on each fiber optic to aid in troubleshooting remote network connections

if desired) to direct intercom or program(s) to selected staff stations

The quality Greenlee VALVE UNIT-CONTROL (940/960)

OS7030 4 port single line module with CID, Stock# OS-703B4S/XAR Conference Phone Stand NOT for human supportProduct features The Samsung OS7030 4 Port Single Line Module with CID (4SM), 4 circuit analog station interface for industry standard single line telephones and supports Caller ID to single line telephones and loop open disconnect signaling. Functions: Generating the ring of 20 Hz Detecting Dial Tone Multi Frequency (DTMF) dial pulse Detecting on off hook Generating a tone NEW IN THE BOX