Sennheiser M3AEBTXL Instruction Manual page 7

lights up green
flashes red
If the LED does not light up immediately during charging, clean
the charging socket and charge the headphones until the LED
lights up again (>
battery).
Notes on voice prompts
The headphones output voice prompts for various functions (see examples below). Using the Smart
Control app, you can change the language of the voice prompts, choose between voice prompts and
beep sounds, or deactivate the status messages with a few exceptions (e.g. rechargeable battery is
empty).
Voice prompt
"Power on"
"Power off"
"Device (1) (2) connected"
"No connection"
"Pairing"
"Pairing successful"
"No device found"
"Volume min"
"Volume max"
"Call rejected"
"Call ended"
"Mute on"
"Mute off"
"More than xx % battery left"
"Recharge headset"
Notes on vibration prompts
The headphones output vibration prompts for the following functions.
Event
Incoming call
... are fully charged
A charging error/battery error has
occurred (> Information on the built-in
rechargeable battery)
Charging the headphones' rechargeable
Meaning/headphones
switched on
switched off
are connected to device 1 or 2
are not connected via Bluetooth
are in Bluetooth pairing mode
Bluetooth pairing successful
cannot connect to a paired device
Volume set to minimum
Volume set to maximum
Incoming call rejected
Call ended
Microphone is muted, active call is put
on hold
Microphone is reactivated
Rechargeable battery has the stated
charge level
Rechargeable battery is empty.
Recharge the headphones.
Comment
Headphones vibrate only when not
put on
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