Yayusi Electronic Technology MCB428B Users manual

SAFETY INFORMATION

* Please read and keep this Manual, and pay attention to the below warnings.

* Please put this speaker in a stable place, to avoid any damage caused by accident dropping.

* Please keep this speaker away from any liquid or fire.

* Please don’t leave this speaker in high temperature, or high moist environment for long time.

* Please don’t insolate this speaker

Bluetooth speakers with clock radio

The charging voltage is 5V. The speaker's internal chip will be burned out and couldn’t work

normally if using higher charger

PACKING LIST

Pls make sure the purchased item is with the correct Model No. If the item model number doesn't

match with that of the package, pls try to contact the agents .

MCB428B bluetooth speaker with clock radio

1 pcs speaker

1 pcs AUX cable and 1 pcs charging cable

MCB428B

User Manual

Please read me before using

1 pcs manual

MCB428B bluetooth speaker

MCB428B bluetooth speaker Please read me before using

OVERVIEW AND INSTRUCTION FOR USE

Note: It will be in Time Mode after power ON. And will get into sleep state automatically if with

no operation in 10 minutes. (will back to Time mode by pressing any button)

This speaker is with Bluetooth Speaker Mode and Alarm Setting Mode.

Bluetooth Speaker Mode: long press button to turn on, the speaker is in the Bluetooth

Speaker Mode at this status, Alarm can’ t be set.

141516 18

19 20 21 2217

Alarm Setting Mode: long press button to turn off the speaker, at this status thealarm and

the time can be set, while Bluetooth speaker is not functional.

Time/Alarm Setting Instruction:

1. Press for 3 seconds to turn the power ON(will in time mode), press again, the

number will start flashing, press / to set hours/minutes/Time Format; Alarm 1

hours/minutes, Alarm 1 Loop, Alarm 1 rings; Alarm 2 hours/minutes, Alarm 2 Loop, Alarm 2

rings. Press / to adjust the content; Press to confirm after setting finished.

2. Alarm On/Off Setting: OFF is Alarm Off, ON is Alarm On, there will be a alarm icon on the

screen.

3. Alarm Loop Setting: ONE indicates it will ring only once. Loop indicates it will ring in loop. (Ten

minutes for one loop, it will loop five times)

4. Press any button to stop the alarm ring

5. Long press the buttons / at same time to close the alarm.

Snooze function: when the alarm bell rings, press the key to turn off the alarm clock. When

the alarm bell rings, and press the button to enter the snooze function for 9 minutes and repeat

5 times. The alarm time of the unit is 30 minutes.

6. Alarm rings: It has 5 rings, and TF/FM as a choice. If you choose TF as the alarm clock bell

(the machine must have TF card insert, the card must have music files can play normally, when

User Manual

the alarm clock time to the machine will automatically read the TF card play, playing order with

the normal read card play order, If you set the TF card for the alarm bell and then not insert the

TF card, the alarm clock time to the machine will default ringtone 1 alarm clock ringtone

BUTTONS AND SCREEN INSTRUCTION

“ ”

Previous Song/Long Press for Back Ground Light On and Off Long press “” key for display degrees Fahrenheit

“ ”

Next Song/Long Press for Light Brightness Adjusting /Power off the display (3 brightness

“ ”

key for setting time and alarm clock function

“ ”

Mode Switch/Long Press Search Radio when it’s under FM mode On Bluetooth mode, and entry into pairing after long press “M” key within 3 seconds

“ ”

Volume Up/Time Forward

“ ”

Volume Down/Time Backward

“ TF ”TF card slot

“AUX”Aux line in Remarks:This unit enters Bluetooth

mode by default after power on, and short press

⑨

“ DC ”Charging slot

⑩

LED Led

“ ”

HOURS

“ ”

“ ”FM Radio

“ ”AM

“ ”PM

Time

Temperature

Battery

12 Hours

Alarm 1

Alarm 2

Bluetooth

AUX

TF card

Bluetooth Speaker Instruction:

How to connect the mobile phone by Bluetooth?

1. Long press for 3 seconds to turn the power ON, there will be a turn on prompt sound.

“Power on” . Entry into Bluetooth mode after turn on, then long press “M” key 3 seconds for

pairing.

2. Turn on the Bluetooth of mobile phone and search MCB428, and then match the speaker to

mobile phone. There will be a prompt sound after connection succeeded, and the blue indicator

light will stop flashing. Bluetooth paring time is about 1 minute. It will be different for different

mobile phones as the Bluetooth version is different.

3. Note: There is a memory function for the Bluetooth speaker. Turn off the Bluetooth of the

previous mobile phone before connecting to another one.

4. Buttons control Instruction: press button for last song, press button for next song;

press button for volume down, press button for volume up; Press button for

pause / play.

5. Short press button to answer the phone call, long press button to refuse the

phone call. Press button to finish the phone call, the speaker will be back to work

6. Long press for 3 seconds to turn off the speaker. (The speaker will turn off automatically

if it doesn’ t work and have got no operate instruction within 10 minutes.)

How to Line in by AUX (external audio input)?

This speaker can connect to all kinds of audio devices (such as mobile phones, pad, MP3

player, cassette player, CD player, radio, etc.). With 3.5mm AUX plug in the earphone jack of

the audio device and the other end in the AUX slot of the speaker, there will be a prompt sound.

Then it can play under AUX line in mode.

How to use Micro SD/TF Card?

Insert the Micro SD/TF Card into the TF slot of speaker, there will be a prompt sound when

press M turn to TF mode, and then play the audio files in the card.

It supports following format file: MP3 WAV.

It support maximum 32GB TF card

FM Radio

Long press button M in the radio mode, it will search the radio automatically. Once finished it,

press button to play the radio.

How to charge?

1.The Speaker will make a prompt sound and turn off automatically when the battery is low.

Insert one end of the cable to the charging slot of speaker, the USB plug to the computer or the

mobile charger (5V 1A). The front indicator light on red indicates it’ s charging, the front

indicator light off indicates it’ s fully charged. (The charging voltage is 5V. The speaker's

internal chip will be burned out and couldn’ t work normally if using higher charger)

2.It takes around 4 hours for fully charged. It could work about 8 hours at maximum volume,

and 16 hours at default volume. The standby time is about 180 hours.

Reset Function:

When the buttons are out of control, the speaker may get into stuck. Please check if the battery

ran out. If battery ran out, please charge it. If the stuck happen while the battery is full, please

insert a pointy tool into the reset hole and long press for 3 seconds. Then turn on the speaker.

Using for Tablet PC/Notebook:

Connect the speaker and Tablet PC/Notebook by using the 3.5mm AUX cable.

F&Q

1. It cannot be matched with the devices by Bluetooth: (1) turn off the speaker and mobile

phone, and then turn on both, rematch. (2) Too many Bluetooth devices surround, turn off the

other Bluetooth devices

2. Sound too small or distortion too much: (1) may be battery runs out. Please charge it. (2)

Turn up the volume of the mobile phone.

3. Sound off and on: please check if the range between the speaker and the device is more than

10 meters. Or check if there are any barrier between the speaker and the device

Specification

Model number: MCB428B

Bluetooth version:

Battery:

4.2+EDR

3.7V 3600mAh

Power output:

Bluetooth range:

Power input:

5W*2

≤10 meter

Long press " " for 3 secends to turn on, the speaker will turn into Time

Mode.

This device 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. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: 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.

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

sed in portable exposure condition without restriction. FCC ID: 2AN4U-MCB428B

Yayusi Electronic Technology MCB428B Users manual

Specifications and Main Features

Frequently Asked Questions

User Manual