4 Sizzle Inc. B020768 사용자 설명서

User manual of Amp Cooler Case with Bluetooth Speakers 

This device includes aluminum liner inside MDF case, silver Bluetooth dial panel, speakers at 3W, 4 

Ohm, rechargeable Lithium battery (D.C.4.7V, 1200mA) and A.C. adaptor (D.C. 5V, 1A) with UL 

approval.  

The silver square dial panel has functions of Bluetooth playing, F.M.( via help of antenna ) ,SD, USB 

and Line-in.   

The black OFF/ON switch button is used to switch OFF/ON the circuit whether it is driven by D.C. 

rechargeable battery or A.C. adaptor supply. When the button is switched on, LED screen is lightened 

with displays. The function button MODE can be selected in sequence of Bluetooth-Radio-USB.   

To select music while playing, press NEXT/VOL+ button to go forward or press PRE/VOL- button 

to go backward.   

To increase volume of music played, just press NEXT/VOL+ button long time or PRE/VOL- long 

time to decrease music volume.   

Press the middle button to pause music playing.   

To achieve Bluetooth playing, search this Bluetooth unit with I.D. Sweety via your cell phone. When 

Bluetooth is connected, there will be a warning voice to advise. just operate the cell phone connected to 

play music.   

 

Produce name 

Amp cooler case with Bluetooth speaker 

 

Model nr.   

ST-202DHF-G 

 

Operation frequency 

50~60Hz 

 

Rated current 

1A 

 

Rated voltage 

D.C. 5V 

 

Note: Changes or modifications not expressly approved by the party responsible for compliance could 
void your authority to operate the equipment. 
FCC Statement 
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.