Shenzhen Yinfu Electronic Technology Ltd.

*Speaker without 3.5mm audio port, only supports Bluetooth
TF card play.
*Do not use a charger with more than 5V==1A to avoid
damaging the speaker battery.
*The length of time the speakers were used was measured
in the lab at 60% volume with the lights off.
Actual use may vary due to equipment, volume used, etc
Please refer to the actual time length of use.
New speaker do not exclude the possibility of false power
in order to protect the battery, just received the goods
please use the regular charging head.