ADIO

Amplifiers; amplifiers with built in loudspeakers; amplifiers with short-range wireless connectivity; amplifiers with built in loudspeakers with wired and wireless connectivity; portable digital audio players with USB connectivity and SD card connectivity; portable digital audio players which include amplifiers and loudspeakers with wired or wireless connectivity; loudspeakers; amplifiers, amplifiers with built in loudspeakers, amplifiers with short-range wireless connectivity; amplifiers with built in loudspeakers, amplifiers with built in loudspeakers with wired and wireless connectivity, portable digital audio players with USB connectivity and SD card connectivity, portable digital audio players which include amplifiers and loudspeakers with wired or wireless connectivity, and loudspeakers, all of the aforesaid for use with musical instruments