Jiangmen Pengcheng Helmets Ltd. DWO-4 ユーザーズマニュアル

4

Battery Low

1.  n power off state,long press Button 1 about 2S, blue light on, voice 
prompt 'Power on'.

2.Press Button 1 and Button 2 approximately 0.2S at the same time, the 
red light on, the voice prompt "Power off".

1.PAIR WITH CELL PHONE: 

2.CONNECT MOBILE:

In the power on state, long press Button 2 about 5S, red and blue lights 
flashing alternately.Open the bluetooth searching of cell phone, Pairing, 
voice prompt 'Pairing'.

when power on, it will automatically connect mobile phone, if not, short press 
Button 2, to make it connect mobile phone

3.VOICE DIAL:

Power on and connected phone, short press Button 2.

4.AT THE END OF THE CODE REDIAL:

at boot stage, connected the phone, and then double-click Button 2. Prompt 'Redialing'

5.TO ANSWER PHONE CALL:

6.REFUSED TO ANSWER PHONE CALL:

7.END PHONE CALL:

When calling, it will automatically receive the phone call after 8s, in the case of a call, 
short press Button 2 to answer 

when there is Calls, within 8S, double-click the Button 2 refused.

duing the call, short press Button 2 hang up

Button 1

Button 2

Button 2

Button 1

Button 1

Button 1

Button 1

Button 1

4

Long press Button 2 about 2s, hear a chime 

power on 

power off 

press K_POWER and K_PHONE approximately 0.2S at the same
time,the red light on,the voice prompt “Power off” 

Long press K_POWER about 2S,blue light on,voice prompt
“power on”

MUSIC AND SONG ADJUST

Music playback mode, short press Button 2, enter the up and down adjustment
mode to change the song up and down with the knob adjustment, within the 5S, 
automatic exit after 5S regulation mode, or short press Button 2 exit within 5S.

VOLUME

In the intercom, conversation, music stage,up and down to do the volume knob, 
achieve volume adjustment.

V3.0

Rf Frequency

2.402-2.480Ghz

Battery Type

                                                                    550mah recharging lithium-polymer battery

Profile

Hsp,Hfp,A2dp,Avrcp,Intercom

Led Light Indicator

All Led off

Red and blue lights flashing alternately 
Blue lights flash every 1second

Standby modev

Blue lights fast flash 2 times every 
3 seconds

Connected mode

Red lights flash 1 time every 30 seconds

Red always flash

Charging

Red still on

Charge finished

160

10

10

4

Charging Time

3 hours