I prefer without music because I have a tendency to sing along with the lyrics. That being said, I almost always play music because I worry that my neighbors will hear me in the act.
Imagine my former partner's thoughts when I sang "would you upset if I told you we were dying?" in the middle of intercourse. How embarrassing!
Surrounded by 4 floor speakers hooked into a 150 watt per channel amp. Cue up dance/techno of your choice. Insert earplugs, feel the drive. Also put an oscillating fan blow back and forth for sensory change. Strobe lights can be interesting also.
Oh the memories!!!