Sony DR-BT21iK - Manual (Page 9)

DR-BT21iK [GB] 3-280-325-12(1)
Location and Function of Parts
Bluetooth headset

Headset indicator (blue)
Indicates the
communication status of
the headset.

Headset indicator (red)
Indicates the power status
of the headset.

Multi function button
Controls various functions
when calling with a headset
by combining with a
Bluetooth mobile phone.
Press the button on the
tactile dots.

Jog switch
Controls various functions
when listening to music
with a headset.

RESET button
Push this button when
the headset does not
operate properly. Pairing
information is not deleted
by this operation.

VOL (volume) +
*
⁄–
buttons

Neckband

Left housing 

Ear pad

Right housing 

POWER button

Microphone

DC IN V jack
* This button has a tactile dot.