8  English
BLUETOOTH
®
 OPERATIONS
PRO-PROTECT    PRO-COMMS ELECTRONIC HEARING PROTECTION
To answer or disconnect a call, press the  
Bluetooth® button once.  
T
o reject a call and return to Bluetooth® from  
a “3M Pro-Protect” or “3M Pro-Comms,” press and 
h
old the Bluetooth® button. 
After disconnecting from the call you will hear  
“Call terminated”.
T
he typical range between a Bluetooth
®
 enabled 
device and the 3M Pro Electronic Hearing Protectors 
is approximately 25 feet. This distance may vary 
depending on the device. As the distance between  
the Bluetooth
®
 enabled device and the hearing 
protector increases, the risk of the signal dropping 
also increases. 
F
or best results, keep your Bluetooth
®
 enabled  
device on your body or within an arm’s length of  
the 3M Pro Electronic Hearing Protectors while 
u
sing Bluetooth
®
 Mode.
MAXIMUM 
25 FEET
Incoming Calls, Messages, Alerts  
& audio Playback:
3M PRO electronic Hearing 
Protectors Wireless  
Bluetooth
®
 Range:
PAUSE/PL AY
Press once 
ADVANCE 
TRACKS
Double Press Quickly
PREVIOUS 
TRACKS
Triple Press Quickly
ANSWER /
TERMINATE CALL
Press once
REJECT A CALL
Press and hold