Lars & Ivan HA-1 User manual

ACCESSORIESSPECIFICATION
Release the clip or cover
USB cable
(For battery
charge only)
Audio
cable
Push and 


ClipClip Cover
Bass boost
Output power
Headphone impedance
Signal to noise ratio
Frequency response
Battery life
Weight
Size
4dB
120mW x2 (16ΩLoad)
13mW x2 (300ΩLoad)
16Ω~ 300Ω
≥97dB
10Hz ~ 100KHz
4 hours
18g
57(L) x 27.6(W) x 9.10mm(D)
Owner’s
guide
Clip cover HA-1
USER MANUAL
Mini Headamp with Bass Boost
Lars & Ivan

FEATURES & OPERATING
HA-1
MODE
IN
CHARGE
Output - connect to headphone
Power indicator
Clip
Volume up
Power button
Volume down
USB charge
input
Input - connect to music device
Preparation
Charge up unit before use. Connect USB cable
to charge up unit at least 2 hours if battery low.
Connect audio cable to your device and HA-1
input . Connect your headphone to HA-1 .
Power On
Press and hold power button for 2 seconds
to turn on unit, the power indicator will turn
to Red color.
Another press and hold for 2 seconds will turn
unit OFF.
(1) When the unit can't switch on, recharging is
needed.
(2) Suggest to recharge the unit after 4 hours
continuous usage, if you are not using your
headamp often, be sure to complete a full
charge cycle at least every three months.
(3) LED will flash when there is battery low
condition. It is advised to recharge the HA-1
immediately.
Select Mode
You can select different vocal mode by a short
press at power button when unit is
operating. Blue LED indicator is bass boost
mode, Red LED indicator is normal mode.
Adjust Volume
You can adjust the volume output by a press
on "+" or "-" button. Press and hold the
volume button will change volume continuously.
Remarks
The volume and vocal mode you selected will
be memorized by HA-1 even unit is power
OFF. Next time when you power up the unit,
the last settings will be restored.
There is a clip on HA-1 that you can clip on
your bag or clothes to free your hand. HA-1 is a
sophisticated device for smart phones, if you
are using other music device that cannot match
HA-1 due to different wiring configuration. You
need to insert a conversion cable between
HA-1 and to your music device and
headphone. The reason is due to different pin
configuration among models. ( Conversion
cables need to be purchased separately )
Lars & Ivan
www.lars-ivan.com
Li-ion
20150127R1