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Figure 5: Equivalent levels for each type of headphones used by 41 subjects. Black bars: overall (n = 41); dark gray bars: clip-on/regular earphones (n = 18); white bars: canal phones/ear buds (n = 17), and light gray bars: other types (n = 6)

Figure 5: Equivalent levels for each type of headphones used by 41 subjects. Black bars: overall (n = 41); dark gray bars: clip-on/regular earphones (n = 18); white bars: canal phones/ear buds (n = 17), and light gray bars: other types (n = 6)