[ Access control and alarm monitoring systems; Accumulators; Alarm monitoring systems; Audio amplifiers; ] Battery chargers; Battery chargers for use with telephones; [ Battery packs for video cameras, laptops; Carrying cases, holders, protective cases and stands featuring power supply connectors, adaptors, speakers and battery charging devices, specially adapted for use with handheld digital electronic devices, namely, cell phones, MP3 players, personal digital assistants; Cases adapted for ...