Power Source - Magnavox MMA3748 Owner's Manual

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 (Micro USB) Port on the
rear of 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 Indicator on the front of unit
will illuminate. When charging is complete, it will turn
off.
NOTES:
1. During charging, you can also play and listening music
at the same time.
2. Your battery will last longer if you following 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

POWER SOURCE

4