Theft deterrent device

An apparatus to deter theft of a movable product, the apparatus comprising:

• a housing;
• a plug connected to the housing to insert into an electrical socket to receive AC power,
• a bracket connected to the housing and having an opening to receive a locking cable while the opening of the bracket protrudes from the housing;
• a switch, within the housing, responsive to protrusion of the opening of the bracket from the housing to receive the locking cable, to exhibit a first state and responsive to the opening of the bracket being substantially contained in the housing, to exhibit a second, opposite state;
• and
• electrical circuitry, within the housing, responsive to the switch being in the first state, and absence of AC power at the plug to sound an alarm, and responsive to the switch being in the second state or the presence of AC power at the plug to prevent sounding of the alarm.