5
OPTIONAL PRODUCTS
5-11
Function Operation Comfirmation beep Bluetooth indicator
Turning ON the Bluetooth 
function
Hold down the [Bluetooth] button for 3 seconds. Melody sounds (Scale goes up) Blinks blue
Turning OFF the Bluetooth 
function
Hold down the [Bluetooth] button for 3 seconds. Melody sounds (Scale goes down.) OFF
Pairing
When the Bluetooth functon is OFF, hold down the 
[Bluetooth] button for 6 seconds
Ready to connect: "PiPa-"
 Alternatively Blinks red and blue 
while waiting for a connection.
Connected: "PiRo"
Blinks blue twice every 
3 seconds when connected.
Making a call*
1
Push [PTT]. "Pi"*
2 
(Default)
Blinks red once then Blinks blue 
twice every 3 seconds.
Setting the volume up*
1
Push [+]
"Pi"
 
( High tone sounds when the volume 
is set to the maximum level.)
―
Setting the volume down*
1
Push [-]
"Boo"
 
( Low tone sounds when the volume 
is set to the mimimum level.)
―
LIf the Bluetooth function is ON and the pairing list is blank, the VS-3 starts up in the Pairing mode.
*
1
 Functional only when a Bluetooth device is connected.
*
2
   The  melody differs, depending on the “Calling Notice Tone” item (p. 4-4) or “Bluetooth PTT Beep” item (p. 4-7) in the Set 
mode.
■ Charging VS-3
Fully charge the VS-3 before using. Charging is also 
necessary when the LED blinks red every 3 seconds.
1.  Make sure the headset power is OFF.
 •  If it’s ON, hold down [PWR] for 3 seconds.
2.   Open the USB port cover, and then connect the 
VS-3 to a USB power adapter, or a PC, with the 
supplied USB cable.
 •  While charging, the LED lights red.
 •  When the charge is completed, the LED turns OFF.
R DANGER!
The charging time is approximately 3 hours.
If the LED does not turn OFF after 3 hours of charging, 
disconnect the USB cable to stop charging.
Overcharge  may  degrade  the  battery  performance  or 
shorten battery life. Also, it may cause a fire or explo-
sion.
While charging, you cannot use the headset.
USB power adapter
(user supplied)
VS-3
To a USB port
NOTE:
 •  If the headset does not operate normally,  
try the following to perform a force power OFF.
 •  When the volume is set to too low in level,  
the audio may not be loud enough to hear.  
Setting the volume level to “28” or higher is recommended.
Earphone jack (3.5 (d) mm)
Charging port
Microphone
[PTT]
[VOL] (+
)
[VOL] (–)
LED
[PWR]
Clip
[FWD]*
[PLAY]*
[RWD]*
[RESET]
* [FWD], [RWD] and [PLAY] keys on the VS-3 are not functional.