10 | HD 4.50BTNC
Product overview
Overview of buttons
Power button
Press Function Page
2s
Switches the headphones on and off 19
1x
Activates/deactivates NoiseGard (audio cable
connection with sufficient battery life)
21
Multifunction button
Press Function Page
1x
Accepts/ends a call
Accepts an incoming call and holds the active call
Plays/pauses a track
24
24
23
2x
Redials the last number called
Holds/unholds a call
Accepts an incoming call and ends the active call
Toggles between 2 active calls
25
24
24
24
2s
Rejects a call
Activates the voice control
Transfers a call between the smartphone and the
headphones
24
26
25
Plays the next track 23
Plays the previous track 23
Rewinds a track 23
Fast-forwards a track 23
button
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