Telephone apparatus, namely, intercoms; Mouse; blank USB flash drives; Pedometers; Acoustic meters; Attendance registering machines, namely, time and date stamping machines; Transmitting sets, namely, sound transmitting apparatus; Radios; Intercommunication apparatus; Radiotelephony sets; Telephone apparatus; Headphones; Mouse pads; Aerials; Anti-interference devices, namely, filters for radio interference suppression; Walkie-talkies