EJEAS MS4 Installation and operation manual

MS4/MS6/MS8
User Manuals
Mesh group intercom system

MESH Intercom
Voice Assistant FM Radio Support
EUC Remote
Support Mobile App
Intercom Button Volume - Phone/
Power Button
Volume +
Bluetooth Intercom Bluetooth Music Auto phone receiving
Product Details

MS4 Off-road Intercom
MS6 Off-road Intercom
MS8 Off-road Intercom
4 riders support, the max distance between 2 riders
is 1.8km in opened terrain.The max distance is 0.9km
when in the traffic, the max distance of 4 riders
connection is about 1.5-3km.
6 riders support, the max distance between 2 riders
is 1.8km in opened terrain.The max distance is 0.9km
when in the traffic, the max distance of 6 riders
connection is about 2.5-5km.
8 riders support, the max distance between 2 riders
is 1.8km in opened terrain.The max distance is 0.9km
when in the traffic, the max distance of 8 riders
connection is about 3.5-7km
Product Model
Sport Mode
Sport Mode
Sport Mode
Blue
LED lights
Red Green

Reset: The unit will auto power off while charigng, then power on, it supports
charging and using simultaneously.
Product Operation
Operation Diagram
Power ON/OFF
Low Battery Indication Charging Indication
The red light flashes twice.
And a voice prompt "Low Battery".
The red light is always on when
using USB charging.
ON
Long press for 1 seconds<Phone/Power
Button>.Until the blue light flashes with a voice
prompt.After switching on, it is in standby mode
and the blue light flashes slowly.
Long press for 1 seconds<Phone/Power
Button> + <Intercom Button>.
Until you hear the voice prompt "Power Off".
Slow flashing blue light Indicator light off
Please charge it before using
Basic Operation
Click Double-click Long-press Long press
for 3 seconds
Long press
for 5 seconds
1s
1s
3s 5s
OFF
1s

Wait for a moment and hear the message "pairing
successful", which means that the pairing has been
successful.
4
Sport mode
Mesh Intercom Reconnect
Press the <Intercom Button> briefly.The prompt
is "Sport Mesh", wait a moment and the prompt
is "Join the Mesh" and you are ready to talk.
To switch off the Mesh Intercom, press and
hold the <Intercom Button> key (approx. 1s)
and the message "Mesh Close" will display.
Turn off Mesh Intercom
All intercoms first go into sport mode pairing
Press and hold the <Intercom Button> (approx. 5s)
until the voice prompt "Sport Mesh Pairing" is
heard.The red light flashes alternately with the
green light.
Take one of the units as the pairing server and
briefly press the <intercom key>, a beep is heard
and red light and green light flash alternately twice.
Wait a few moments and hear all the intercoms saying "Join the Mesh".
At this point you can talk to each other and hear each other's voices.
Creator
Red light and green light flashing alternately
Red light and green light flashing alternately
Operation Diagram
1s

Take an intercom that has been paired in sport mode as a
pairing server, enter listening mode pairing, press and hold
<Intercom Button> + <Volume -> (about 5s), the prompt will
be "Listen Mesh Pairing", then press <Intercom Button>
briefly, you will hear a beep and the red light and green light
will flash alternately.
Wait for a moment and hear the message "pairing
successful", which means that the pairing has been
successful.
5
Take the walkie-talkie to be paired, enter listening
mode for pairing, press and hold the <Messenger key>
+ <Minus key> (about 5s), "Listen Mesh Pairing" will be
displayed and the red light and green light will flash
alternately.
Red light and green light flashing alternately
Red light and green light flashing alternately
Click on <intercom Button> to mute the
microphone.Microphone Mute" is displayed.Click
on the <intercom Button> again to unmute the
microphone.The prompt is "Microphone Unmute".
Listening mode
Listener
Creator
Other intercoms have been paired to form a team via sport mode,
pick any of the paired intercoms as the creator.
Mesh Intercom Reconnect
If the intercom mode is not turned off and the
devices are turned off directly, the devices will
automatically resume the intercom mode when
they are turned on next time.
Mesh Microphone Mute
Wait a few moments and hear all the intercoms saying "Join the Mesh".
At this point you can talk to each other and hear each other's voices.

6
Sport mode compatibility notes
Creator Participants
Group member role compatibility
Listening for role compatibility
Creator Participants
MS4
MS6
MS8
MS4
MS6
MS8
MS4
MS6
MS8
MS4
MS6
MS8

7
B
A
FM
When entering the Mesh network, Bluetooth music can be played at the same time,
when someone speaks, it will automatically switch to Mesh intercom, no one speaks after
a period of time will automatically playback the music.
Mesh Intercom
Bluetooth Intercom
How to pair with the device
Compatible with older model pairings
Simultaneously press and hold <Phone/Power
Button> + <Volume +> + <Intercom Button> for
approx. 5 seconds to start pairing (red and blue
lights flash alternately).
or For older models (V6/V4) follow the instructions to enter
the search Wait for successful pairing.
After switching on the phone, press and hold
<Phone/Power Button> + <Volume +> (about 5s)
until the red and blue lights flash alternately, and the
pairing voice prompts "Intercom Pairing". Wait for
connection to other intercoms.
Red light and blue light flashing alternately
Red light and blue light flashing alternately
The other intercom enters the pairing state using the
same operation. After the two intercoms discover each
other, one of them will initiate the pairing connection.
The connection is successful and the intercom begins.

8
Pairing headset or other branded Bluetooth intercoms search
Intercom connection
Rapidly flashing blue light
Intercom disconnection
Long press <phone/power button> + <Volume +>
(approx. 5s) until the red and blue lights flash
alternately and the prompt "Intercom pairing" is
displayed.
Click again on <Phone/Power Button> + <Volume +>.
The voice prompts "Intercom Searching". The red
and blue lights flash alternately.
At this point the intercom is searching for other
intercoms in the pairing state, and when it finds another
intercom, it The pairing connection is initiated.
Successful pairing
Red light and blue light flashing alternately
“Intercom Pairing”
“Intercom Searching”
Red light and blue light flashing alternately
Note: This feature is not guaranteed to be compatible with all Bluetooth headsets or
Bluetooth intercoms on the market.
HFP-enabled
intercoms
Others

MS4/6/8
This intercom supports connection to mobile phones for playing songs and making calls, and
waking up voice assistants. Up to 2 mobile phones can be connected at the same time.
After switching on the phone, press and hold (approx. 5s)
the <phone/power button> until the red and blue lights
flash alternately and the voice prompt "Phone Pairing".
Red light and blue light flashing alternately
The phone searches for the device named "MS4/6/8" using
Bluetooth. Click on it to pair and connect.
Connection
successful
Bluetooth reconnection with mobile phones
Answering the phone
When a call comes in,
click on the<phone/power button>
After switching on, it automatically connects
back to the last connected phone Bluetooth.
When there is no connection, click on the
back to the last connected phone Bluetooth.
Current battery level is displayed on the
phone's Bluetooth icon
（Mobile phone HFP connection required）
Blue light slow flashing twice
9
Mobile phone pairing
Mobile control

Voice
Assistants
“Open QQ Music”
“Music on a song”
“Music next”
“Call EJEAS”
“Open navigation”
10
Reject the phone
Telephone priority
When the call comes in,
Press and hold <phone/
power button> for about 2s
While on a call, Click on
the <phone/power
button>
Interrupts Bluetooth music, FM radio and intercom when
a call comes in, resumes after ending up.
Voice assistant
Music control
When in standby/playing music, press and hold <phone/power button>,
requires mobile phone support.
Press and hold <phone/power button> for
1 second.Turn on the voice assistant.
Playback Pausing Previous song Next song
Music playing Volume - Volume +
Incoming calls
Interruptions
End Recovery
Music Intercom Music IntercomFM FM
On standby or with music,
Quick double click on<
phone/power button>
Redial in progress,
Click on <phone/power key>
End the phone Last call recall Cancel Recall

11
Radio（FM）
Frequency - Frequency +
Volume-Volume+
Volume-Volume+
FM on/off
Switching channels
Volume adjustment FM with a total of 7 volume levels
When using FM alone
When FM + intercom
The device can search and play the radio stations automatically.
FM can be used when talking to each other, and we can listen to the radio while talking.
Press and hold <plus key> + <minus key>
(approx. 1s) The prompt " FM Radio ".
Press and hold <plus key> + <minus key>
(approx. 1s) The prompt " FM Radio Off ".

B Button
A Button
Volume +
Volume -
Phone Button
B Button
12
Handle EUC (optional)
Key descriptions
Pushbuttons FM Button
C Button
Pushbuttons Actions Function
Volume +
Short press
Short press
Short press
Short press
Short press
Long press
Long press
Long press
Long press
Long press
Double click
Double click
Double click
Double click
Double click
Short press
Short press
Initiate Bluetooth
intercom connection
Long press
Double click
Super
Long Press
C Button
FM Button
Volume - +
FM Button
Volume -
Phone Button
A Button
Actions Function
Turn off
Mesh Intercom
Disconnect the
intercom
Turn FM on/off
Clear handle
pairing records
Turn on
Mesh Intercom
Sport mode/
Listen mode
Last call Replay
Reject calls when
they come in.
Voice assistant
Answer the phone
when it comes in
On call, hang up
Music play/pause
When no mobile
phone is connected
Connect the last
connected phone
FM Volume -
Previous song when
music is playing.
Tuning down when
FM is on
Volume -
FM volume +
Next song when
music is playing.
Tuning up when
FM is on
Volume +

A
+
B
C
FM
A
+
B
C
FM
1s
A
+
B
C
FM
Press and hold the <Phone/Power button> + <Volume -> for
about 5s to enter the pairing mode, the voice prompts "Remote
Control Pairing", the red and blue lights flash alternately, if the
pairing is not successful within 2 minutes, exit the pairing.
Red light and blue light flashing alternately
Until the red and blue lights come on
13
EUC pairing
Handle operation
Bluetooth intercom
connection Bluetooth intercom disconnection FM on/off
Mesh intercom reconnect/disconnect and mobile phone control are the same as on the machine.
Press and hold the FM+Volume - button on the handle for about
5s to clear the record until the red and blue lights come on.
EUC Click any key.
Pairing Successful
（No successful pairing within 2 minutes, exit the pairing）
Anyone

Connect the product to the PC using USB. Download and open
the "EJEAS Upgrade.exe" upgrade software. Click on the "Upgrade"
button to start the upgrade and wait for the upgrade to complete.
Press and hold <Phone/Power key> + <Volume +> +
<Volume -> for about 5s, the voice prompts "Restore
Default Settings" to delete the pairing record, and
then automatically reboot the phone.
14
Restore Default Settings
Firmware upgrades

First time users download and install
EJEAS SafeRiding Mobile App.
Press and hold (approx. 5s) <phone/on button>
until the red and blue lights flash alternately to
enter phone pairing.
Open the APP, click on the Bluetooth icon in the top
right corner, the interface shows the name of the
intercom device searched, select the intercom
device to be connected, click to connect.
(IOS system need to enter the phone pairing again,
in the system settings->Bluetooth, connect audio
Bluetooth)
The next time you use the app, open it, click on the
Bluetooth icon in the top right corner and click to
select Intercom for connection from the paired
devices.
APP provides intercom group, music control, FM control, switch
off, check authenticity and other functions.
Red light and blue light flashing alternately
15
Mobile App