Reliable stainless steel low power consumption handsfree panel speakerphone with pushbutton for ring-down operation and red LED light to indicate phone is activated. Press button to disconnect call. Telephone can be programmed to cancel calls after 1, 3, or 5 minutes or no call time-out. Phone relies on external equipment to control calling. Equipped with a black push button, tamper resistant security screws and weatherproof, puncture resistant speaker and microphone. Optional 371-011 mounting box, 371-012 frame available. Optional red push button and Braille emergency plate "EMER PHONE" available.