Motorola S10-HD - Manual (Page 15)

Status light 13
Note: The status light stops flashing to
conserve power after 20 minutes on a call or of
inactivity, but the headphones remain on. The
status light is reactivated by pressing the
(power) key or by certain changes in
headphone activity.
very quick
red flash (and
repeating
short tones) in a low battery state
(need recharge)
If status light
shows... your headphones are...