SURE THING INDUSTRY AND COMMERCE DEVELOPMENT SH28 User Manual

WIRELESS HEADSET SH28 FCC ID:2ABFFSH28
Operation Instructions

1.TO TURN ON:Press and hold the MFB for 4 seconds, the blue indicator will
flash fast 5 times.

2.TO TURN OFF:Press and hold the MFB for 4 seconds, the red indicator will
flash fast 5 times .

3.TO PAIR:When the headset is off , hold down the MFB Button for 7 seconds

and the Blue and Red indicator light will flash quickly and you’ll hear an audio

tone. The headset is ready to connect to the device

4.TO ANSWER A CALL: Short press the MFB button once to answer an
incoming call.You will hear an indication tone.

5.TO HANG UP: Short press the MFB button once to end the call. You will hear
an indication tone.

6.TO REJECT A CALL:Hold the MFB button for 2 seconds to reject an
incoming call. You will hear an indication tone and the call will be ended.

7.TO REDIAL THE LAST NUMBER:In the standby mode, double press the
MFB button to redial the last number.

8.TO VOICE TRANSFER:During a call, hold the “Vo+” for 2 seconds until you
hear a tone. The call will be transferred from your HEADSET to your mobile
device. You can repeat the step to transfer to call back to your HEADSET

9.TO MAKE VOICE CALLS:If the voice recognition function is turned on for
your device and it is connected to the headset, you can make voice calls.
Here’s how:

1) Press “MFB” and “Vo-“ button at the same time, you will hear a tone to
indicate that voice function has been activated.

2)Say clearly the name of the person you wish to call.

(dependent on individual phone device)

10.TO PLAY/PAUSE MUSIC: Short press the MFB button to play or pause

music .

11.TO PREVIOUS MUSIC: Press “Vo-” with 2 seconds, play previous song.

12.TO NEXT MUSIC:Press “Vo+” with 2 seconds, play next song.

13.TO ADJUST VOLUME: Short press “Vo+”button to increase volume, and

you will hear an indication tone when increase to maximum volume. Similarly,
short press “Vo-“ button to decrease the volume, and also hear an indication
tone when decrease to minimum volume.

14.TO MUTE:While taking a phone call,press and hold “Vo-“ with 2 seconds

to mute your MIC,and you can repeat the operation to open the MIC.You will
hear an warning tone each 10 seconds.

15. After you have successfully connected with an Apple devices like iPhone

or iPad, you will see a small battery icon indicating the battery level of your
headset so you are always ready to party. (only applicable for selected Apple
devices)

Battery charging and low-voltage alert

When connected normally to charge, the red LED is on when charging and
LED turns off when charging is complete. This takes 2-3 hours.
When the battery is running low, the alert tone sounds and the red LED flash
twice every fifteen seconds.Charge as soon as possible or it will automatically
shut down.

Charging