Antennas; Access control and alarm monitoring systems; Acoustic alarms; Adapter cables for headphones; All-in-one PCs; Apparatus and instruments for electrophoresis and mass spectrometry; Apparatus and instruments for weighing; Apparatus for recording, transmission, processing and reproduction of sound, images or data; Apparatus for the recording, transmission and reproduction of sound and images; Astronometric measuring machines and instruments; Audio amplifiers; Audio cassette and CD player...