mini usb speaker amplifier speaker 1.3W output speaker 2.usb sd speaker 3.Buil-in FM speaker 4.for iphone,samsung,ipad

New arrival mini usb speaker amplifier speaker 

Icon and function explanation:

New mini aluminum vibration film loud speaker, which has clear alt and pure woof. The unique design makes tone performance perfectMetallic ,shell shows noble and fashionable, out of ordinary, with many colours ,several solution, for your optionSeveral power supply manners including battery, computer USB , adaptor DC-5V allow you to enjoy the charm of digital products at any timeMini audio box with new concept integral stereo portable mobile music, connecting your MP3,MP4,CD,DVD,IPOD,IPHONE,MOBILE PHONE,NOTEBOOK COMPUTER and Micro SD/TF

Speaker’s functional parameter :

Output: RMS3W, THD=10%Frequency response: 150-18000HZ (+3dB)Signal and noise ratio of power amplifier: ≥80dBLoud speaker: 1.77 inch (external diameter 45mm) magnetic resistant 40hmsLine in/5V: USB power supply, audio input 

New arrival mini usb speaker amplifier speaker