ARCHOS box rock - Manual (Page 53)

2.8 SNOW (RECORDER ONLY)
Have you ever seen snow falling?
This demo replicates snow falling on your screen. If you love winter, you will love this
demo. Or maybe not.
2.9 VU METER (RECORDER ONLY)
VU meter
This is a VU meter as a plugin. It has two needles for the left and the right channels.
Currently it works on a linear scale, but in a future release it might have a logarithmic
(dB) scale too.
Rockbox User Manual