... speaker have 4 kinds of music play modes, namely TF card mode,AUX audio input mode, FM radio mode, bluetooth modes ... 3.0 version 3.4 kinds of play modes:TF card, AUX in, FM radio, Bluetooth4.The unit made by professional ... ,feel free to contact us. Thanks in advance! Newest Mini Wireless 3.0 Bluetooth Computer/Cellphone Speaker with FM Radio