Multi-function button (MFB):
power on/off, pairing, play/pause, answer/end
calls/reject call/last number redial
Controls
Adjustable headband.
A
B
VOL+ / Next
C
VOL- / Back
D
LED
E
Micro-USB-Port
F
Mikrophone
G
USB charging cable
H
I
3.5mm audio input
J
Headphones folded
8