Battery Types
Usetwo“AA”alkalineorlithiumbatteries.Lithium
batteries may provide improved battery life in
colder temperatures. We do not recommend
usingre-chargeablebatteriesormixingbattery
types and brands.
Battery Life
A set of batteries can provide up to 40 hours of
power. However, heavy Bluetooth usage can
signicantlyreducebatterylife.Underquiet
conditions Zulu will auto shut o approximately
two minutes after the headset is removed from
your head.
Controller
A. PowerindicatorLED:FlashesGREENwhen
power is supplied to Zulu and batteries are
strong. Flashes RED when batteries are low.
B. Power button: Powers on headset, turning on
Active Noise Reduction (ANR). Press button
once to turn Zulu on; press and hold to turn
Zulu o.
To toggle the LED brightness from bright to
dim quickly press the power button twice.
C. Volume control: Controls audio panel volume
with individual sliders for each ear. Does not
aect the volume of auxiliary devices.
D. BluetoothindicatorLED:FlashesBLUE
6
Getting Started