speaker is used for mobile phone,computer,MP3/MP4player 1.Input:5.0V Output:3.7V 2.battery :800ma Stereo Built-in

1. Motorboat shape speakerwith LED Screen2. Speaker: 40mm, 4Ohms, 3Wx2, Expansion Bass3. With TF card and USB reader4. FM function  5. Audio input, output6.Mass storage Mobile Lithium battery                       

 7. multi-color selectable

BIGGER SIZE

product demension :    275*110*100mm

2013 newest design car speaker hammer speaker