Support MP3/MP4, mobile, computer Built in Lithium battery playback above 2 hours Plastic material Output power: RMS 3W(3W*1)

 Support MP3/MP4, mobile, computerBuilt in Lithium battery playback above 2 hoursPlastic materialOutput power: RMS 3W(3W*1) THD=10%Frequency Response: 150-18KHzLoud Speaker: 4Ω/3WProduct size: 46*46*33mmColor: black,white,yellow, blue,pink.Accessories  USB cable, audio cable

Support MP3/MP4, mobile, computer black,white,yellow, blue,pink. speaker