CPI COMM phone style tone remote for single Telco line. Uses 2300 Hz for F1 Tx includes a monitor 4 wire operation. Modern white/tan housing.

CPI COMM phone style tone remote for single Telco line. Uses 2300 Hz for F1 Tx includes a monitor 4 wire operation. Modern white/tan housing.

TR10-4W-QD-2300HZ$340.00