Owner's Manual

SIZE: 70x158mm
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1
5°C - 35°C (40°F - 95°F).
C.Do not overcharge (longer than 24 hours). Excessive
charging or running the unit completely flat will damage
battery. Battery life will be extended if you keep the
battery fully charged.
D
. Battery life naturally shortens slowly over time.
E. The rechargeable battery incorporated in this product is
not user replaceable.
The unit has a built-in Li-ion rechargeable battery, charge it
before first time use or when it is drained as follows:
1. Connect the small plug from the supplied USB Connection
Cable to the DC 5V (Type C) Port on the unit.
2. Connect the full size USB Plug from the supplied USB
Connection Cable to the USB Port on the Personal
Computer or USB Charger (Computer and USB Charger
not included).
3. When charging, the Red Charging Indicator on the unit
will illuminate.
4. When charging is complete, the Red Charging Indicator
will turn off.
NOTES:
1. When charging, you can also play and listen to music at
the same time.
2. Your battery will last longer if you follow these simple
guidelines for caring and storing:
A. Before first time use, recharge the unit approximately 4
hours until the unit is fully charged.
B. Charge and store the unit within the temperature range of
1. Indicators
2. Button
3. Button
4. Button
5. Button
6. M Button
7. Charging Indicator
8. Rubber Cover
9.
10. TF (Micro SD) Card Slot
11. DC 5V ( Type-c USB) Port (For charging only)
AUX IN Jack
2
3
4
5 6
Craig Electronics Inc. warrants this product to be free from
manufacturing defects in material and workmanship under
normal use for a period of 180 days from date of purchase. If
service is required, please return the product to the store where it
was purchased for exchange; or, pack the unit in the original
packing material with all accessories if applicable, a copy of your
sales receipt and a Cashier’s check or Money Order for $7 (to
cover shipping and handling costs) payable to Craig Electronics
Inc. For consumers in Canada, please make sure that the cashier
check or money order is redeemable through a U.S. bank. Ship
your product freight pre-paid. Your unit will be repaired, replaced
or if the unit can not be repaired or replaced, a refund will be
forwarded to you within four weeks of receipt of your unit. Please
ship your unit to:
Craig Electronics Inc.
1160 NW 163 Drive
Miami, Fl 33169
This warranty is void if the product has been: a) Used in a
commercial application or rental. b) Damaged through misuse,
negligence, or abuse. c) Modified or repaired by anyone other
than an authorized Craig service center. d) Damaged because it
is improperly connected to any other equipment.
Note: This warranty does not cover: a) Ordinary adjustments as
outlined in the Owner’s Manual which can be performed by the
customer. b) Damage to equipment not properly connected to the
product. c) Any cost incurred in shipping the product for repair. d)
Damage to the product not used in the USA.
This warranty is not transferable and only applies to the original
purchase. Any implied warranties, including the warranty of
merchantability, are limited in duration to the period of this
expressed warranty and no warranty whether expressed or
implied shall apply to the product thereafter.
Under no circumstance shall Craig Electronics Inc. be liable for
any loss or consequential damage arising out of the use of this
product. This warranty gives specific legal rights. However, you
may have other rights which may vary from state to state. Some
states do not allow limitations on implied warranties or exclusion
of consequential damage. Therefore, these restrictions may not
apply to you.
This product has been manufactured by and is sold under the
responsibility of Craig Electronics Inc, and Craig Electronics Inc.
is the warrantor in relation to this product. MAGNAVOX and
SMART. VERY SMART are registered trademarks of Koninklijke
Philips N.V. and are used under license from Koninklijke Philips
N.V.
To Obtain Service on your Product
email:[e-mail]
Printed in China MMA3790_WC_E0SI1_B0US
LIMITED WARRANTY
OPERATION:
3. Power on the unit and switch to AUX IN mode as
previously instructed.
AUX IN:
Listen from an external Audio Player such as MP3 Player,
Discman…etc.
1. In power off mode, connect one end of the Audio
Connection Cable (not included) to the AUX Out/
Line Out/Phone Jack on the external Audio Player.
2. Connect the other end of the cable to the AUX IN
Jack on the unit as illustrated below:
FCC NOTICE:
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.
FCC STATEMENT
1. 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.
2. Changes or modifications not expressly approved by
the party responsible for compliance could void the
user's authority to operate the equipment.
FCC WARNING:
To assure continued operation, follow the attached
installation instructions and use only shield cables when
connecting to other devices. Changes or modifications
not expressly approved by the party responsible for
compliance could void the user's authority to operate the
equipment.
MODEL: MMA3790
1. Recharge the built-in Li-ion battery as previously
instructed.
2. Press and hold the Button on the unit to power on
the unit. .The blue indicator will illuminate and blink.
3. Press and release the M Button to switch among
Bluetooth, TF (Micro SD) Card and AUX IN mode.
Note: If the AUX IN Plug, TF (Micro SD) Card have
NOT been inserted into the unit, the
corresponding selection will not be available.
5. During playback:
● Press the Button to pause; press again to resume
to normal playback.
● Press and release the or button repeatedly to
adjust volume level as desired.
● Press and hold the or button to skip tracks
6. When finished listening, Press and hold the Button
to turn off the unit.
indicator on the unit will
illuminate and blink.
2. Power on the external BT Device and enter to BT search
mode. Start pairing following the on screen instructions
from the external BT Device.
3. If pairing is complete you may now play music and
answer the phone with your external BT Device.
General Operation:
BT Mode:
BT (Bluetooth) pairing:
First time use or re-pairing the unit to a new BT Device, pair
as follows:
1. Power on the unit as previously instructed. the blue
4. Press and release the Button twice quickly to switch
to TWS mode. if you turn on two MMA3928 BT speakers
at the same time,the two devices will connect
automatically.
4. During playback:
● Press the Button to pause; press again to resume
to normal playback
.
● Press and release the or button repeatedly to
adjust volume level as desired.
● Press and hold the or button to skip tracks
Notes:
● When the external BT Device searches for the unit, our
model number “MMA3929” will appear on the display of
external BT Device.
● If while pairing you are asked for a code, please try "0000"
or "1234".
Normal operation after pairing:
1. Power on the external BT Device and enter to BT
playback mode.
2. Power on the unit and enter to BT mode as previously
instructed.
4. After pairing is complete you may now play music and
answer calls with your external BT Device.
To play the music in TF (Micro SD) Card:
1. Insert the TF (Micro SD) Card (not included) into the
TF (Micro SD) Card Slot on the unit as illustrated below:
2. Switch to TF (Micro SD) Card mode as previously
instructed and then the Music in the card will be played
back automatically.
TF (Micro SD) Card:
3. Wait a few seconds until the unit is automatically paired
to the external BT Device.
3. During playback:
● Press the Button to pause; press again to resume
to normal playback.
● Press and release the or button repeatedly to
adjust volume level as desired.
● Press and hold the or button to skip tracks
● You need to download the desired music in MP3 format
into the TF (Micro SD) Card before insert into the unit.
Notes:
● U
p to 32 GB TF (Micro SD) Card supported.
● When inserting the TF (Micro SD) Card, make sure the
direction you selected is correct. Never insert violently
to avoid damaging the TF (Micro SD) Card or the unit.
To AUX Out/Line Out/
Phone Jack on the
external Audio Player
AUX IN
4. During playback:
● Press the Button to pause; press again to resume
to normal playback.
● Press and release the or button repeatedly to
adjust volume level as desired.
5. When finished listening, Press and hold the Button
to turn off the unit.
6. When finished listening, Press and hold the Button
to turn off the unit.
4. When finished listening, Press and hold the Button
to turn off the unit.
5. If the unit is paired to a Cell Phone:
● When a call is incoming during an active music session:
Press the Button then speak to the Microphone to
answer the call. When your call is complete, press the
Button to disconnect or end the phone call and
resume to music playback.
Or, press and hold the Button approximately 1
second to decline the incoming phone call then resume
to music playback.
● Quick press the Button twice to redial the last
telephone number your cell phone called.
TROUBLESHOOTING:
Check the following before requesting service:
GENERAL SPECIFICATIONS:
PACKAGE INCLUDES：
1 x Owner’s Manual
1 x USB to Type C Connection Cable (For Charging only)
SPECIFICATIONS AND ACCESSORIES ARE SUBJECT
TO CHANGE WITHOUT NOTICE
Built-in DC 3.7 V, 3000 mAh (11.1 WH) rechargeable
Li-ion Battery; recharge by DC 5V through Type C
Port
4
ohm
10W X 2
5.0
Up to 32 Feet in open area
Power Source
Impedance of Speakers
Audio Power
BT Version
BT Operation Distance
POSSIBLE SOLUTION
R
echarge the battery as page 2-3
Power on the unit by press and
hold the Button
Increase the volume level by
press and release the Button
repeatedly
Rise the volume level of the
paired/connected device
Reduce the volume level by
press and release the Buttion
repeatedly
Reduce the volume level of the
paired/connected device
Pair the external BT device to the
unit as page 3-4
Place the external BT device
close to the unit
POSSIBLE CAUSE
Built-in battery drained
The unit is in power off
mode
Volume of the unit was set
to minimum position
Volume level of
paired/connected device
is in low level
Volume level too high
Volume level of the
paired/connected device
too high
The external BT device
had NOT paired to the unit
The external BT device
too far from the unit
SYMPTOM
Can’t power on
No sound or
sound weak
Sound
distortion
BT not
functioning
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To Computer
or USB Charger