USB TF card music speaker amplifier microphone remote contro, microphone,audio amplifier, megaphone l N94

Specifications

Music speaker amplifier box N94

USB/TF/MP3 input , FM radio , Remote control

 Description: 

Mini USB speaker with general function headset microphone. More function USB(SD/MMC/ TF) card reader and play music.Some model also with Remote control ,Bluetooth microphone , FM radio. Widely used at home, office , school ,tourism, church , factory , hospital ,meeting , restaurant , army etc. 

Function: 

Basic function: your voice could heard loudly by others when you speak via headset microphone and voice amplified via speaker box. 

Other advantage (different model different function) 

1.MP3 input : If you want to amplified your mp3 volum. just contact you mp3 to this mini amplifier by cable. You could hear amplified volum and enjoy it . 

2.USB/SD/TF/MMC input : when you want to enjoy music , just plug in you USB(TF/MMC) to the amplifier slot and you will hear music. The music also could switched preivous or next as you like. 

3.Echo :Music could reverbed by press the button as you like. 

4.FM Radio: if you want to listen to radio , just plug in the cable (have the function like antenna). Turn on the amplifier , and adjust FM by press next and previous . 

5. LED display screen :LRC could display on the display screen. 

6.Remote control:could turn on /off ,pause, next & previous by telecontrol in 50m distance. 

Different model have different function , please tell me what function you like and I will recommend you related model as your requirement