Chengshixing Technology G2 User Manual

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BLUETOOTH INTERCOM

Operaon Manual

Attention

Thank you for purchasing G2 helmet Bluetooth intercom . For
best use experiences , please read manual before use .

：

Installaon

Clip

Headphone & Mic Kits

Press

Insert the main unit, press to the
buttom of kits, main unit locked and
installation completed.

Press

Slide up

Take away the main unit by press the
button and slide it up, disassmble
compeleted.

01

1

3

4

2

Fix the headphone & Mick Kits on the
right position, adjust the speakerand
mic, then hide the speaker cable.

5

Mic should be close enougn

Remark:

to moutg, and speaker near to ear.
plase use sponge if the speaker
postion is too deep.

Operaon

1.Outlook / Function

2 3 4 5 6

1

7 8 9

Intercom

1

Volume - / Previous

2

Volume + / Next

3

LED Indicator

4

Function

5

Charge / Data

6

7

Headphone & Mic Kits

8

Passersby Communication

9

Aux In

02

2. Charge

2.1 How to Charge

Charge / Data Port

For rst time use , please recharge the device until the red light is o .

1. Connect the cable with device and PC USB port ;

2. After cable connected , the red light on and start to charge , when
battery is full , the red light will be o automatically . (Need 2 hours to
fulll the battery ) .

* Do not use power from car or motorcycle directly , unstable power may
damage the device .

03

2.2 Power Detect & Notication Function

Low Power Notication:When power lower than 10% , red light ash in
the function button and voice message will remind power lower than
10% , please recharge immediately .

Power Detect Function:G2 has power detect function , when device is
on , short press volume - and volume + button at the same time ,
recorded voice message will tell you :

Power over 90%
Power over 50%
Power lower 50%
Power lower 10% please recharge immediately

04

3. Switch On / OFF

3.1 Switch On

3 Seconds

Press Intercom + Function button for 3 seconds until the LED indicator
ash blue light , a voice prompt “Welcome” will be heard .

3.2 Switch O

3 Seconds

When device is on , press Press Intercom + Function button for 3
seconds until the LED indicator ash red light , a voice prompt “Power
O” will be heard .

05

4. Cellphone Funcon

4.1 Pair with Cellphone

STEP

1.

About 5 sec

When device is on , long press function button, red and blue light ash
in the function button , entering pairing mode .

STEP

2.

Name

G2

Switch cellphone Bluetooth , choose G2, the pairing is complete . Voice
message will also say pairing complete .

Remark:

and media audio are all chosen , otherwise call or music can not be
processed .

when pairing complete , please check both cellphone audio

06

4.2 Cellphone Function

Answering Call: Short press function once .

Hangup Call: After call , short press function once .

Refuse Call: Long press function button for 2 seconds .

Redial: Short press function button twice .

Volume Up: Press Volume + while talking .

Volume Down: Press Volume - while talking .

Manual/Auto Switch: Long press Function , Volume+ and Volume- at

the same time for 3S when Stand by .

07

5. Voice Command

When your G2 is paired up with cellphone , long press

Communication

function .

*Cellphone must equipped with this function .

button , will automatically switch on the voice command

Passersby

08

6. Music Play

Volume - / Previous

2

Volume + / Next

3

Play: When device is on , short press Function .

Pause: When music is playing , short press Function .

Volume Up : When music playing ,short press volume + once .

Volume Down : When music playing ,short press volume - once .

Play Previous: When music playing ,long press volume - for 2 seconds .

Play Next: When music playing ,long press volume + for 2 seconds .

09

7. Wire Connecon

(Needs professional radio connect cable)

Two-Way Radio

Any device with 3.5mm connector can transmit voice signal to G2.
through the transfer line.

10

8. Passersby Communicaon

Passersby Communication

Short Press Passersby communication button to switch on this function ,
and re-press will switch o this function .

*This function allows rider talk to passersby without take o helmet .

11

9. Intercom Funcon ( Rider to Rider )

Headset A Headset B

Cellphone A Cellphone B

When device on , press both Headset A and B’s function button until

1.
red and blue light to enter pairing mode .

Short press Headset A or B’s intercom button , the red and blue light

2.
will be ashed slowly . once LED indicator turns into blue , the device
connection completed .

3.

After connection completed , you can switch on the intercom
function by press any of the headset’s intercom button .

12

10.FM

Volume - / Previous

2

Volume + / Next

3

Intercom

1

FM Switch On: Press Intercom button for 3 seconds when device is

stand by ;

FM Switch O: Press Intercom button for 3 seconds when FM is on ;

Volume Up : When FM On , short press volume + once .

Volume Down : When FM On , short press volume - once .

Search Previous: When FM On , long press volume - for 2 seconds .

Search Next : When FM On , long press volume + for 2 seconds .

13

11. Memory Clean

Memory Clear:When device is on , press Volume + and function button

at the same time for 3 seconds . Then G2 will clear the pairing memory

with other devices .

14

12. Q&A

12.1 Q&A

No sounds from one or two side speaker

Q1:

Check device plug , needs to rmly connected

A1:

Can it be recharged from bike USB charger while riding ?

Q2:
A2.1:

Not recommended , unstable power source will cause damage on
internal circuit , may cause unable to recharge/can’t fully
charged/can’t switch on.
Power bank will be good .

A2.2:

When using radio , not transmission or continuous transmission

Q3:

Check 2.5mm pin , has to insert rmly . The pin equipped with

A3:

waterproof aprons , user might think its already plugged .
New device can’t switch on

Q4:

Recharged at least 30 minutes before switch use .

A4:

12.2 Warning

12.21 Sound Volume Warning
Long period or too loud may hurt hearing ability .

12.22 Disassemble or Modication
The G2 is precisely made in factory . Any disassemble or modication
may damage the device , please do not tear any of the safety regulation
and serial sticker from the device , that will void the warranty . Please
contact us directly if needed .

15

FCC Statement

This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to part 15 of the FCC rules. These limits are designed to
provide reasonable protection against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause harmful interference
to radio communications. However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does cause harmful interference to
radio or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or more of the
following measures:

-Reorient or relocate the receiving antenna.

-Increase the separation between the equipment and receiver.

-Connect the equipment into an outlet on a circuit different from that to which the

receiver is connected.

-Consult the dealer or an experienced radio/TV technician for help.

To assure continued compliance, any changes or modifications not expressly
approved by the party.

Responsible for compliance could void the user’s authority to operate this
equipment. (Example- use only shielded interface cables when connecting to
computer or peripheral devices).

This equipment complies with Part 15 of the FCC Rules. Operation is subject to
the following two conditions:

(1) This device may not cause harmful interference, and

(2) This device must accept any interference received, including interference that
may cause undesired operation.

RF warning statement:

The device has been evaluated to meet general RF exposure requirement.

device can be used in portable exposure condition without restriction.

The