Amazon.com: Alfatron 60W-UB Compact Mixer Amplifier with Bluetooth, On Board Tuner, Built-in USB MP3 Player, & Front Panel Mic Input, 60W at 70/100V, Perfect for Classrooms & Shops : Musical Instruments
Amazon.com: Mp3 Player, USB Mp3 Player with FM Radio, idoooz U2 8GB Music Player Expandable UP to 32 GB, Mp3 Players for Running, Gym, Jogging, Sports, Lossless Sound Quality : Electronics