Use and Care Manual

ManualsBrandsISOtunes ManualsElectricalPRO Matte Black Bluetooth Earplug Headphones, Noise Cancelling Mic

Last Number Redial: In standby mode, press the multifunction button twice to redial

the last number.

Mute a Call: Press and hold the ‘volume down’ button for 2 seconds to mute the call.

Press and hold the ‘volume down’ button again for 2 seconds to unmute the call.

Battery Capacity Status

ISOtunes

PRO supports iOS Bluetooth

battery level indicator. This means that when

connected to iOS devices, the battery power status can be seen in the upper right

corner of the screen.

Charging

We recommend charging your ISOtunes

PRO fully before its ﬁ rst use. Use the

included USB charging cord to connect to the micro-USB port on the controller of the

headphones. A red LED indicates your headset is charging, while a blue LED indicates

the charging has ﬁ nished. When the battery is low, the indicator light will ﬂ ash red,

accompanied by periodic beeps.

IMPORTANT CHARGING INFORMATION

In order to ensure proper earbud performance, ONLY charge your ISOtunes

PRO

earbud with a MAXIMUM 5 Volts/1 Amp charger. Using a charger higher than 5 Volts/1

Amp could be dangerous and may damage your ISOtunes

PRO product.

DualConnect Function

ISOtunes

PRO is capable of connecting with two Bluetooth

-enabled mobile phones

at the same time.

To pair with two devices simultaneously:

1. From OFF mode, press and hold the multifunction button until the indicator light

ﬂ ashes red and blue alternately, entering pairing mode. Pair with phone A.

2. Power off your ISOtunes

PRO and then repeat the pairing process with phone B.

3. After pairing with phone B, power off the headphones again.

4. Then, power on your ISOtunes

PRO again. It should automatically connect to its

most recently paired device, phone B.

5. Press both the ‘volume up’ and ‘volume down’ buttons simultaneously, twice in a

row. Your ISOtunes

PRO will now be connected to both mobile phones.

Shift Between Calls on Two Devices

While on a call with phone A, if you get an incoming call on phone B:

: :

A short press of the multifunction button will end the call with phone A and answer

the call on phone B.

: :

Press and hold the multifunction button for 2 seconds, until you hear a single beep, to

answer the call from phone B. Press and hold the MFB for 2 seconds AGAIN to put

the call from phone A on hold and talk to the caller on phone B.

: :

Press and hold the multifunction button for 2 seconds to transfer between calls on

two different phones while keeping the other on hold.

: :

While on calls with two separate devices, a short press of the multifunction button

will end the call on whichever phone you’re talking on and shift you to the other call.

SafeMax™ Technology

If your device incorporates SafeMax

™

Technology, its volume output has been limited

to 85 decibels. 85 decibels is the maximum volume limit allowed by OSHA in the

workplace over an 8 hour period. ISOtunes

devices with SafeMax

™

Technology are

OSHA, NIOSH, and ANSI compliant.

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