Sennheiser evolution wireless series EM 100 Instruction Manual page 11

Product overview
10
Display
Pilot tone "P"
(see page 40)
Muting function
"MUTE"
(see page 23)
Battery status of
the transmitter
Lock mode icon
(see page 37)
Meaning
Activated pilot tone evaluation
Audio signal is muted
(see also page 47)
Charge status:
approx. 100%
approx. 70%
approx. 30%
icon is flashing;
charge status is critical
Lock mode is activated