During the concert, there were a few staff standing in the seating section surrounded by huge electronic devices. I found out that the electronic devices was used to control the volume and the base of the speakers . If the speakers are not adjusted to the right pitch, the speakers might be spoilt during the concert as the songs played from the speakers would be quite loud. It was also used to control the lights and the other effects on stage. They also needed the group to do a rehearsal to do a sound check for the microphones and other audio equipment. Microphones without the proper pitch range might be faulty during the concert. The rest of the staff backstage made sure everything went smoothly.
The concert was a kpop concert but the group still sang a few English songs. The group performed a song called ‘ Can’t Take My Eyes Off You’ by Frankie Valli. The song is actually sung at a moderately slow tempo but during the concert, the group sang the song at a lively tempo to make it more exciting. It was a major key song because it was a happy and bright song. The beat of the song during the concert was faster than the beat of how the song is originally played. All the instrumental sounds have been recorded before and played through the stereo system, that’s why