piggy shape radio speaker,rechargeable portable speaker,stereo speaker piggy shape radio speaker,rechargeable portable speaker,stereo speaker1.Fit all 3.5mm plugs player 2. ... function 3.Radio fuction, FM channel:88~108MHz Mini USB pig speaker1.Stereo output:3W+3W. 2.Frequency response: ... wireless receiver function. 4.FM channel:88~108MHz. 5.USB powered or DC6.0(not include 4xAAA size batteries). 6 ...