A set of mutually lockable panels comprises a first panel having an edge including a male part and a second panel having an edge including a female part for receiving the male part of the first panel in unlocked condition of the panels. The alarm system may establish a two-way voice communication session with an operator associated with a monitoring service that provides monitoring services for alarm events detected by the alarm system. The drug delivery device is designed for control by an electric pulse transmitted over the electric terminal to the shock electrode line. The second gate electrode is electrically disconnected from the first gate electrode. The entity ranking module may be configured to evaluate a plurality of diverse attributes to determine a total score for a geospatial entity. For the uplink snapshot, uplink resources are assigned to each UE and an uplink transmission power level is determined of that UE.