HP UltraSlim Docking Station. Designed exclusively for ultraslim HP EliteBook Notebook PCs, the HP UltraSlim Docking Station expands display, network, and device connectivity so you can be more productive throughout the dayâall through a simple one-click slide-in side dock. 1  Designed exclusively for ultraslim HP EliteBook Notebooks.
The average audible frequency range is 20 to 20000 hertz but the value may vary from indiviual to indiviual. Young kids may have exactly this audible range but some elder peopâ¦le have lesser audible frequency range.
How Decibels Apply to Music and Sound. In music, decibels are a measurement of Sound Pressure Level (SPL). When we say the speakers at a rock concert are playing at 110dB, what we really mean is that theyâre playing at 110dB SPL. Since the decibel is only a ratio, 110dB is actually a comparison to a different number: 0 SPL.