Painted Steel or Aluminum with a locking handle. Modular RJ11C Jack. Tamper proof Volume Control. Electronic Office Ringer with Built-in Speaker.
Sounds LOTS better than many phone systems.
Electronic Ringer with Variable Warble Tone to Drive External Speaker or a Paging amplifier. 3.5 Watt Paging Amplifier Drives 8 Ohm Horn. Electronic Ringer Activated by Dry Closure, 3-60 Volts DC or AC, or Ring Voltage. 3.5 Watt Amplifier Connects to the Speaker in Electronic Phones to Amplify the Ring or Intercom. Old Desk Phone looks like old WE 300 set, rich black with gold dial.